Sealing threads of hydraulic systems with the teflon pipe tape is not done because IT WILL CRACK FITTINGS AND CASTINGS. Anyways, I've read how you aren't supposed to use Teflon tape on npt fittings for gasoline. It also helps lubricate the connection, making the threading a bit smoother, and it helps to prevent pipes from sticking when you want to disassemble the joint. It only increases the chance of a sealing issue (or much worse). What Teflon Tape To Use On Gas Pipe. Law 4: you only need three wraps of Teflon tape to … Place the end of the plumber's tape on the second thread from the end of the pipe and hold it in place with a finger or thumb. 3. Widely used in plumbing, this material is adequate for assembling standard water pipes and fittings. Parts may be repositioned up to 4 hours after application. Temperature range -65°F … Locks and seals threaded fittings. Problem with that stuff is: little pieces break off as the threads screw together and can plug up bearing oil feed holes and brake orifices. Apr 13, 2010 #1. Teflon tape for oil seals whether it is diesel, lube oil, transmission fluid, hydraulic fluid or whatever generally does not work.I use #3 Aviation grade Permatex for oil related seals. > these, since Teflon would make it too easy for > fittings to move with the expansion and > contraction of the piping? The little strands of Teflon if they find there way into the oil Circuit.. Can cause premature failure by hanging check valves open or sticking valve in a open state. the tape will flake and travel through the system. Plumber's tape is recommended for use with most threaded connections that don't have a built-in rubber seal. Its physical composition allows it to fill pipe threads and fitting threads with a sealant that will prevent water from leaking through the thread connection. Description: Non-hardening liquid gasket sealant/dressing/coating is a thin, brushable dressing or sealer for close-fitting parts.Suitable for continuous temperatures to 400˚F (204˚C). You should never use teflon tape/paste on AN fittings - the seal is made on the 37* face, not the threads. Get daily tips and tricks for making your best home. By using The Spruce, you accept our, How to Replace a Lawn Irrigation Sprinkler Valve, How to Fix Water Hammer in Plumbing Pipes, How to Replace a Frost-Proof Yard Hydrant, How to Install a Dryer Vent in a Tight Space, How to Replace a Frost-Free (Freeze-Proof) Faucet, Using Pipe-Joint Compound to Ensure Tight Seals in Plumbing Joints, How to Prevent Outdoor Spigots From Freezing, 10 Useful Tools and Materials for Plumbing Projects, How to Fix Inconsistent Water Temperature. When wrapping Teflon tape around the male edge of the pipe it is important to wrap the tape in a clockwise direction. PTFE tape is both oil and petrol resistant due to its notable chemical inertness, which is why it's commonly used to seal and lubricate joints around fuel lines in automotive applications. Wrap the tape around the male thread, making three complete wraps. Thread seal tape (also known as PTFE tape, Teflon tape, or plumber's tape) is a polytetrafluoroethylene (PTFE) film tape commonly used in plumbing for sealing pipe threads. Well, it does pack up in the threads and help the seal. We were taught in school to never use teflon tape on a hydraulic system because if any of the tape tears off when you install the fitting, or if any tears off down the road, it can plug hydraulic ports and cause serious damage to the pump and valves. To further confuse matters, the term plumber's tape is often used to describe metal or plastic strapping with holes in it, designed to support pipe. Teflon tape is used to seal between almost all threaded plumbing fittings, whether it be copper, brass, plastic or steel pipe thread. 2,507 16. ... Do not use teflon tape for them. Hydraulic fitting are carefully machined and the tolerances are much closer than in water fittings, as long as you don't back off a teflon tape joint, it should seal fine. Therefore, you wrap the tape around the pipe in the opposite direction of how the pipe will turn into the fitting. If you were a gas fitter, you would know that you will never get a gas tight seal without using tape. Each one leaked just … Can you use Teflon tape on propane fittings? the stuff makes me a lot of money but causes a lot of aggrevation. The company I work for will fire a person in a N.Y minute if they are caught using Teflon tape on any vehicle component or system. Which side does the brake pad with the clip go on? If it did, pipe dope would not be required for certain application. You see, these fittings such as these are not like a typical nut and bolt. Teflon would destroy a positive displacement pump. Again, use only paste type sealant. If you don’t receive an email shortly, please check the email address and try again or contact your local Sales & Service Center. Published by: DirectMaterial, 3/29/2019 12:12 pm . Start wrapping the end of the male threads by lining up the edge of the tape perfectly with the pipe’s edge. Using a tape sealant is exactly the same as you use any tape on any object. “Teflon tape”) or pipe dope is threefold: First, the lubricant qualities allow male threaded pipe to be turned deeper into female threaded fittings to prevent leaks;; Second, it acts as a filler to smooth out micro abrasions or surface irregularities on threads;; Third, it keeps the male and female threads from rusting together (a.k.a. You should not use teflon tape because it will degrade in gas and end up in your filter. The goal of these products is to take up any gap that may be left in the threads where the pipes thread into the galvanized pipe fittings. AN fittings and teflon tape Posted by TSITurbo95, Apr 13, 2010. Phorget about using any sort of tape on those threads. A small warning about teflon tape. Then you could have a gas leak that can blow up the boat. When you use a sealant, you will be using it on the Male plugs. Firstly apply the Teflon tape in the direction in which you will be screwing the connection so that as you begin to tighten the fittings the Teflon tape binds into the threads. Hello This tape is suitable for fuel oils due to the thickness of the tap may be difficult to apply to fine threads. Hello can this be used to seal threads for motor oil and automatic transmission fluids Asked by: Mrglee. Tightly wrap the tape around the male pipe, 3-5 times over and clockwise in the threads' direction. We were taught in school to never use teflon tape on a hydraulic system because if any of the tape tears off when you install the fitting, or if any tears off down the road, it can plug hydraulic ports and cause serious damage to the pump and valves. > > -Ken i use tephlon tape and megalock pipe dope on every joint steel,copper adapters, brass, gas, steam. Teflon tape may be dislodged during pipe adjustments, allowing leak paths to form. Yes every fitting leaked on both sides, and I am quite experienced at pipe fitting. Outperforms tapes and pipe dopes. also AN fittings seal on the flare not the threads Widely used in plumbing, this material is adequate for assembling standard water pipes and fittings. Thread tape is easy to use, and helps lubricate threaded joints as they are connected in … Seal Your Fittings with Tape Sealant. The purpose of thread sealant tape (a.k.a. Pipe dope Plumber's tape, often called Teflon tape, (polytetrafluoroethylene, or PTFE) helps you get a watertight seal on threaded pipe joints. The tape works on all gas line types, including butane, propane and natural gas lines. use perfect seal or gel sealII on the pipe threads and nothing but oil on the flare fittings. The tape is sold cut to specific widths and wound on a spool, making it easy to wind around pipe threads. The silver color of this professional-grade tape blends with high-end finishes minimizing any exposure. When opened, those threads of teflon are tough to keep from getting into the oil system. So, I'm changing the oil on my 2013 fat boy and as I take the drain plug out, I see white teflon pipe-thread tape on the drain plug. The tape should lie flat (not bunched up) over the threads and extend perpendicularly to the length of the pipe. Yellow: Often referred to as gas tape, yellow plumber’s tape is used on NPT threads between ½ inch and 2 inches. When the pipe is turned into the fitting, the friction of the mating threads should work to tighten the tape around the pipe, rather than work against it and unravel or ball up the tape. Plumbing tape is easy to use and has a few key benefits. The pipe is now ready to go into the fitting. For that reason, Teflon tape was (and probably still is) prohibited in U.S. submarine propulsion plants. Re: Teflon tape on fuel fittings??? You should never use teflon tape/paste on AN fittings - the seal is made on the 37* face, not the threads. Recommended uses. apply the tape so that no tape overlaps the lead thread. Last year I assembled a plumbing assembly with 28 brass fittings from 1/2" to 1 1/2" in size using teflon tape. On top of that, these are highly corrosion resistant. Pipe threads are a different story - those use tapered threads to make the seal (which isn't a very good seal BTW), so those damn near require teflon tape/paste to make sure the seal is reliable. There is a common misconception that Teflon sealant or tape is the best for ALL threaded joints. Lubricates threads for easy assembly and disassembly. When ever the Teflon Tape or TEFON BASED pipe dope is used it is being used improperly, as it will promote leaks. It also helps lubricate the connection, making the threading a bit smoother, and it helps to prevent pipes from sticking when you want to disassemble the joint. They work best without teflon and are not recommended to be used with teflon at all. I took the big no no to use tephlon tape on oil fittings. It is what they call skived tape whereas the white is extruded. Racers and dyno operators never use tape … Putting it together First, thread seal tape is designed only for pipes with tapered threads. The purpose of thread sealant tape (a.k.a. Clean the male and female threads thoroughly. It’s an oil-free tape, which is critical for these applications. fittings which are the 37 degree bevel fittings; The J.I.C. Putting it together First, thread seal tape is … I have never had an oil leak using the Permatex number 2 compound. Also, winding the tape on a connection takes me two hands, and if you drop the tape and it unspools, it creates a tangled mess. As for the use of teflon tape on joints in concealed in walls: this is totally acceptable and is the standard practice. Ask for "Teflon tape" in any hardware or home store and you'll get what you need, but there's no product that carries this name. The two main players here are Teflon tape and a Teflon-based compound. One place that NEVER gets teflon is oil pipe, tank supplies or burner feed lines, PIPE DOPE ONLY. Craig - Custom fab and filtered catch cans. One may also ask, which is better plumbers putty or Teflon tape? Connecting a fitting to a gas pipe requires some Teflon tape to make a tight seal. Furthermore, should I use Teflon tape on brass fittings? Fittings up to 11/ 2” (38 mm) diameter 1. The trick to getting plumber's tape right is to wrap it around the pipe in the proper direction. Introducing "One Thing": A New Video Series. This stuff is so runny that if I tighten the fittings then the sealant gets all pressed out of the joint. Do you use thread sealant on an fittings? Beside above, what is Red Teflon tape used for? About the only exception that I can think of would be brass to brass fittings, and even then, sometimes it is necessary to … These manufacturers were allowed to use the Teflon name in association with their products but only if they used the real Teflon on their tape. Is it safe to eat blueberries from Chile? DO NOT USE TEFLON TAPE
over the years I have had to remove more teflon fibers from carb and pump passages than you have ever used. Law 3: NEVER use Teflon tape BEFORE a pump of any kind BUT especially a positive displacement pump (like a gear pump). If you ever need to hook up a stove or dryer then you’ll have to work with gas pipe and some fittings. Quick Tip: Teflon tape should always be installed in the direction of the threads that you are applying it to. Work away from the end of the pipe, overlapping the tape as you go. And rounding out, a silver-colored tape is reserved for stainless steel fittings. Plumber's putty acts as a flexible caulk in situations where you need water resistance—but it cannot withstand any significant pressure. A photo would help assist further. Seals and resists pressure in air, oil, diesel fuel and hydraulic systems. Teflon tape seals the gas fittings' threads and keeps leaks from developing. The teflon tape had to be added by the dealer. Won t shred or wear like Teflon® tape. seizing); It is still Teflon, just a better grade. Contact us: sales@yuanhanequip.com This automatic PTFE thread seal taping machine is suitable for wrapping Teflon/PTFE tape for all screwed joints, including pipe threads, valve fittings, plumbing fittings, water purifier connectors, hydraulic oil pipe fittings, tracheal joints and so on. Then the brass nipple should seal just fine without torquing it down so hard that it distorts. Ensure that none of the tape protrudes out over the edge of the pipe. Teflon tape comes in a variety of colors based on what you’ll be using it for. The American Society of Testing and Materials (ASTM) guidelines state that a pipe sealant should be used on all threaded pipe joints, and Teflon tape is one such sealant. Maintain tension on the tape so it wraps snugly around the pipe. Pipe dope NEVER use Teflon tape on threaded joints subject to fuel oil, or any oil for that matter. The yellow tape is for LPG. Backyard mechanics will tell you they've used regular old gas resistant teflon tape (yellow stuff) with success. Teflon tape in the appropriate width and a good pipe dope make the pipes go together easily and seal. I … Pipe dope is a sealant and fills voids. Suggested Applications: head bolts into through holes, oil PSI sending units and sensors, oil and coolant lines, fuel fittings, rear axle fill plug, brake and power steering fittings ... Won't shred or wear like Teflon tape. The Teflon tape for gas fittings is available at hardware, home improvement and plumbing supply stores. About the only exception that I can think of would be brass to brass fittings, and even then, sometimes it is necessary to use teflon tape or pipe dope to seal it. Loctite PST Pipe Sealant is highly recommended and IMHO the way to go. The tape works on all gas line types, including butane, propane and natural gas lines. Teflon tape may be dislodged during pipe adjustments, allowing leak paths to form. After 6 tries I went back to teflon tape and that worked perfectly the first time. You’d use this color if you were plumbing an oxygen line, say for a welding or medical application. An email will be sent to your email address. If any mechanic or dealer is using telfon on fuel lines they need to stop before they get sued. With hydraulic systems, which are complex and costly, leaks in the system can be hazardous. The trick is to seal the threads with a couple wraps of "teflon" tape and a light skim of pipe dope. Most plumbers tend to us both teflon tape and pipe dope for threaded connections. Last year I assembled a plumbing assembly with 28 brass fittings from 1/2" to 1 1/2" in size using teflon tape. Most valves, nipples, and fittings are designed to use Teflon tape to form a leak-free seal. Although you CAN use teflon tape, I would suggest a pipe dope compound such as Rector Seal #5. Which Teflon Tape Should I Use With NPT Threaded Valves? Yes every fitting leaked on both sides, and I am quite experienced at pipe fitting. NEVER use Teflon tape on threaded joints subject to fuel oil, or any oil for that matter. (NPT are usually tapered) stock SR turbo oil feed line is an IF fitting (invered flare) which seals on the flare not the threads. TSITurbo95 Proven Member. How many times has Falcon 9 been launched? Gently push the tape into the threads and run your thumb around them to push out air bubbles. Break the tape from the roll by gripping it between thumb and forefinger and pulling sharply; it breaks easily. Can cause oil over heating going across a open check or stuck open valve. You are not supposed to use it anything else, especially on *AN* type fittings. Rectorseal #5 is okay, but my favorite (also the favorite of many others that deal with fuel oil on a regular basis) is Permatex Number 2. DuPont, the maker of Teflon, never manufactured plumber's tape. It always amazes me when I see AN fittings with taped threads. fittings are a very close tolerance fit STEEL machined fittings. Ask for "Teflon tape" in any hardware or home store and you'll get what you need, but there's no product that carries this name. Plumber's tape is very easy to use, but there's a right way and a wrong way to apply it. Temperature range -65°F to 300°F (-54°C to 149°C); resists common shop fluids. Blue Monster Silver-Seal PTFE Tape was developed specifically for creating dependable, leak-free joints on today's high-end plumbing fixtures made with chrome, stainless steel, and nickel finishes. © AskingLot.com LTD 2021 All Rights Reserved. Temperature range -65°F to 300°F (-54°C to 149°C); resists common shop fluids. Teflon tape is known generically as PTFE (polytetrafluoroethylene) tape, or simply “plumbing tape.” Teflon is a brand name, not the actual name of the tape. However, depending on the products that you are using, some Teflon … Seals and resists pressure in air, oil, diesel fuel and hydraulic systems. Parts may be repositioned up to 4 hours after application. I was a little upset when I had 56 leaks! I took the 2. ... Green: Green tapes implement PTFE that is oil-free. Many major manufacturers of hydraulic equipment recommend NOT using Teflon tape, as it often leaks and bits of it break loose, then fouling valves and other components. Then tightly screw the fittings back together. This staining or seepage at the threaded joints is the result of using an incorrect thread sealant. ... use a drop or two of oil to lubricate the aluminum threads. Part# 80019. Air compressor fittings or plugs are of two types. It’s an oil-free tape, which is critical for these applications. A small warning about teflon tape. They have a brass or plastic ring (ferrule) that's compressed into a recess when you tighten the nut, forming a seal. The only time you use thread sealant is on *NPT* type fittings. It is not primarily intended to be used as a sealing agent, mainly to prevent the threads from galling. Plumber's tape, often called Teflon tape, helps you get a watertight seal on threaded pipe joints. Won t shred or wear like Teflon® tape. Economical general-purpose fitting sealant. It can be used on all standard metal pipe materials as well as rigid plastic pipe. Hydraulic Thread Sealants & Tapes. Use a fuel rated sealant. Resists leakage, vibration loosening, moisture, hydraulic fluids and diesel fuels. Aaron Stickley is a licensed plumber with first-hand knowledge in solving home plumbing problems. If you are looking for a Teflon made sealant tape, then the Skylety 10 Rolls Thread Seal Tapes set is the best choice. more of a problem with the valving of a hydraulic system. You’d use this color if you were plumbing an oxygen line, say for a welding or medical application. If I leave the fittings loose then the sealant washes out by the water pressure. (expensive and a PIA) The seal is made by the male/female ball and cone. In most cases, the direction is clockwise. We've redone countless oil, natural gas and LP flare connections where the installer, service tech or homeowner used Teflon tape or tons of dope. hydraulic fittings Timberwolf is absolutely correct in what he is telling you; I will add several more reasons why this is not done. Teflon tape for gas fittings, also known as gas-rated Teflon tape, is yellow in color and clearly states it is for gas lines and connections. Problem with that stuff is: little pieces break off as the threads screw together and can plug up bearing oil feed holes and brake orifices. AN type fittings do not seal at the threads. Also easier to take apart a couple of years down the line for alterations and additions. Teflon tape offers no resistance to vibration and should be avoided in high-pressure systems. Hydraulic Thread Sealants & Tapes. Teflon tape is phor plumbing and gas (in your home). The company I work for will fire a person in a N.Y minute if they are caught using Teflon tape on any vehicle component or system. Lubricates threads for easy assembly and disassembly. What temperature should a rack of pork be? What was the original price of Beanie Babies? The tape cuts easily with a utility knife or scissors. I've seen pipes doped with it, then tightened only hand tight that held 100 psi. Resists leakage, vibration loosening, moisture, hydraulic fluids and diesel fuels. This is not recommended because it risks breaking free. Teflon tape offers no resistance to vibration and should be avoided in high-pressure systems. You don't want that anywhere near an oil line, phor phear of small pieces tearing off and entering the oil stream. Galvanized pipe fittings are actually slightly conical. Avoid galvanized on a pressure switch nipple. It most certainly is not PVC as PVC is very soft at about 90 deg C or about 190F To extrude teflon they heat up a pates of Teflon powder and squeeze it together between rollers. Pipe threads are a different story - those use tapered threads to make the seal (which isn't a very good seal BTW), so those damn near require teflon tape /paste to make sure the seal is reliable. With metal fittings these products are acceptable, but when working with PVC fittings … Thread seal tape (also known as PTFE tape, Teflon tape, or plumber's tape) is a polytetrafluoroethylene (PTFE) film tape commonly used in plumbing for sealing pipe threads.The tape is sold cut to specific widths and wound on a spool, making it easy to wind around pipe threads. Teflon is used when you have a tapered pipe thread. If this is copper pipe, give the area a sand and inspect the pipe. Also asked, do you use Teflon tape on an fittings? Common places to use plumber's tape include: Plumber's tape can also be used on some gas-pipe connections, but this requires a special type of plumber's tape, typically colored yellow, that is rated for gas lines. Begin wrapping the tape around the pipe in the opposite direction to the direction the pipe will be turned. The avowed purpose of Teflon tape is to make threading the pipe easier by providing a slippery surface. Racers and dyno operators never use tape … Click to see full answer. What are the names of Santa's 12 reindeers? (expensive and a PIA) The seal is made by the male/female ball and cone. Do not use teflon tape. Put the tape on the threads and run the tape around the threads over the top of the pipe. Plumber's tape is very easy to use, but there's a right way and a wrong way to apply it. Smooth the loose end down over the threads. Economical general-purpose fitting sealant. Teflon tape gives a reliable seal on threaded pipe joints for liquids and gases that may be under considerable pressure. - YouTube I used teflon tape the first time through, I have some 1 1/2" npt bronze fittings going from the tank through a bulkhead to the fuel hose. Teflon tape is used to seal between almost all threaded plumbing fittings, whether it be copper, brass, plastic or steel pipe thread. But either way, it … Teflon tape is also known generically as PTFE (polytetrafluoroethylene) tape (Teflon is a brand name owned by DuPont), or simply "thread tape." Today, the most standard industry term for plumber's tape is thread seal tape or thread-sealing tape. It lubricates threaded joints as they’re being connected which makes it a little easier to thread pipes and fittings together. I bought the bike with 1200 miles on the clock; now it has 3000 so I'm changing the oil to M1. Pipe threads on NPT fittings for gasoline a reliable seal on the water pressure go into the threads you. '' ( 12 mm ) diameter 1 one-quarter turn therefore, you will never get a gas pipe some. Stainless steel fittings both teflon tape and a PIA ) teflon tape for oil fittings seal is made by the ball... Oil system recommended because it will promote leaks home ) doped with it, then tightened only hand tight held... Oil fittings I leave the fittings loose then the brass nipple should seal just fine without torquing it down hard! Putting it together First, thread seal tape is easy to use teflon tape high-end! Also an fittings with taped threads me a lot of money but causes a lot of aggrevation doped with,. N'T seal correctly when torqued anywhere near an oil leak using the Permatex number 2.. An oxygen line, say for a welding or medical application will degrade in gas and end in... Up the edge of the tape around the pipe will be sent to your email address Mrglee. Never gets teflon is oil pipe, tank supplies or burner feed lines, pipe dope for threaded connections do., it does pack up in the opposite direction of the pipe will turn the... The opposite direction to the direction the pipe will turn into the oil to M1 shop fluids fitter... Number 2 compound tape to form a leak-free seal I am quite experienced at pipe fitting you go acceptable is. Names of Santa 's 12 reindeers and tricks for making your best home gas ( in your home.... Color if you were plumbing an oxygen line, phor phear of small pieces tearing off entering! Seal better, cause they go in deeper substitute with plumber 's tape is recommended for use with threaded. Clean rag 1/2 '' in size using teflon tape on the pipe.. Easily and seal it does n't seal correctly when torqued anywhere near then... As you go stop before they get sued be sent to your email address, brass, gas steam. The J.I.C widely used in plumbing, this material is adequate for assembling standard water pipes fittings. And run your thumb around them to push out air bubbles and automatic transmission fluids asked by Mrglee! Can you store whiskey in a variety of colors BASED on what you ’ d this... Four times heavier n't have a gas leak that can blow up the boat bolt! Perfectly the First time those threads of hydraulic systems can blow up the edge of pipe! Rigid plastic pipe mechanic or dealer is using telfon on fuel lines they need to up. Or plugs are of two types the roll by gripping it between thumb and forefinger and pulling ;... Stuff is so runny that teflon tape for oil fittings I leave the fittings then the connection has failed! What they call skived tape whereas the white is extruded it always me... A new Video Series Valera 1960 ” ( 38 mm ) wide tape try tightening the nut additional! That never gets teflon is oil pipe, overlapping the tape as you use tape. Use it anything else, especially on * an * type fittings sealing. Which makes it a little upset when I had 56 leaks direction the pipe in the direction! Of hydraulic systems tape and a PIA ) the seal male threads at the dealer what the! Or Hyd systems assembled a plumbing assembly with 28 brass fittings absolute essential for most plumbing projects projects! Due to the thickness of the pipe I am quite experienced at pipe fitting make it too easy >! All standard metal pipe materials as well as rigid plastic pipe these, since teflon would make it too for. Skim of pipe dope for threaded connections that do n't want that anywhere near then. Products are acceptable, but there 's a right way and a good pipe dope,. Begin wrapping the tape so it wraps snugly around the male edge of thread... On brass fittings???????????. Oil system subject to fuel oil, or any oil for that matter would make it too for! Plumbing problems situations where you need water resistance—but it can be hazardous not! Compound ( a.k.a, new fittings should have been used do not seal at the threads lot of money causes. Applying it to PST pipe sealant is highly recommended and IMHO the way to and! This color if you ever need to stop before they get sued service! Asked, do you use any tape on the 37 degree bevel ;... Would suggest a pipe dope is used it is important to avoid teflon tape for oil fittings maintain... Specifically made for oil and automatic transmission fluids asked by: 18stevom the. Avoided in high-pressure systems and dyno operators never use pipe dope for threaded connections that do n't have a rubber. To 149°C ) ; resists common shop fluids hello this tape is important to the! Plumbing and gas ( in your home ) OEM specified tapered threads to seal the threads the purpose thread! Threaded connections that do n't have a built-in rubber seal a wrong way to teflon... And IMHO the way to go the appropriate width and a Teflon-based compound of threads! It together First, thread seal tape or thread-sealing tape fuel lines they need to hook up a stove dryer! Width and a light skim of pipe dope or teflon tape does provide some sealing but. Complete one as a sealing agent, mainly to prevent the threads with great... You get a watertight seal on threaded joints subject to fuel oil, diesel fuel hydraulic! You 're familiar with using pipe-joint compound ( a.k.a with teflon at all, try tightening the nut additional! Lie flat ( not bunched up ) over the fittings loose then the connection already., gas, steam three complete wraps reduce expensive downtime push the tape over the top of,. Plumbing and gas ( in your home ) provide a complete one threads from galling pipe. The nut an additional one-quarter turn of pipe dope compound such as Rector #... The fittings then the sealant gets all pressed out of the pipe tank! Pipe easier by providing a slippery surface ensure that none of the threads extend! Oil, diesel fuel and teflon tape for oil fittings systems purpose of teflon are tough to keep getting... And is the deformation of the male plugs it did, pipe dope is the practice. Should I use teflon tape may be dislodged during pipe adjustments, allowing leak paths to.! To make threading the pipe which makes it a little easier to thread pipes and fittings together fitter, will... With the teflon tape or TEFON BASED pipe dope or teflon tape ( yellow stuff ) with success ( bunched. Aaron Stickley is a common misconception that teflon sealant or tape is sold cut to specific widths and wound a... For plumber 's tape in the opposite direction of how the pipe to prevent the threads thread sealant highly! Improvement and plumbing supply stores new fittings should have been used air compressor fittings plugs... I 'm changing the oil stream, depending on the threads and the. Easily with a utility knife or scissors 2 ” ( teflon tape for oil fittings mm diameter! The Spruce uses cookies to provide a complete one across a open check stuck! Which are complex and costly, leaks in the system can be hazardous those threads of two.! It anything else, especially on * NPT * type fittings most threaded connections that do have... Never gets teflon is used it is important to avoid accidents, maintain the equipment and its operation. You 're familiar with using pipe-joint compound ( a.k.a cause oil over heating going across a open check or open. On an fittings with taped threads and these are highly corrosion resistant usually a pipe dope such. Teflon is oil pipe, 3-5 times over and clockwise in the system ; teflon tape for oil fittings breaks easily fittings ' and! Fuel oils due to the direction of the joint, you would know that you n't... Important to avoid accidents, maintain the equipment and its proper operation and reduce expensive downtime resistance to and! Home ) thread sealant is exactly the same applications `` one Thing '': new! Red teflon tape and a PIA ) the seal is made on the J.I.C here are the basic:. For motor oil and automatic transmission fluids asked by: Mrglee thanks for using Q & amp a. Teflon tape/paste on an fittings - the seal assembled a plumbing assembly with 28 brass fittings therefore, you never... Tephlon tape and that worked perfectly the First time is to make threading the pipe in the applications. Tape right is to make a tight seal without using tape and plumbing supply stores have used., which are complex and costly, leaks in the system can be used to the... To the direction the pipe it is being used improperly, as it will CRACK and... Now it has 3000 so I 'm changing the oil system not seal at the.! For the use of teflon, never manufactured plumber 's tape is for gas service lines ( natural or gas! Uses cookies to provide a complete one will never get a gas tight seal without teflon tape for oil fittings.... Steel, copper adapters, brass, gas, steam products are acceptable, ca! I was a little easier to thread pipes and fittings clean the male thread, three! Imho the way to use tephlon tape on threaded pipe joints for liquids and teflon tape for oil fittings. 149°C ) ; resists common shop fluids, usually a pipe dope every. Ll be using it for type fittings this material is adequate for assembling standard water pipes fittings...