Worked superbly. Magnolia, TX 77355. What Are the Different Types of Aircraft-Grade Fuel Tank Sealants? CS3204 is a fuel resistant sealant for use on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering. When deciding on the best aircraft sealant for your needs, follow FAA guidelines, and use the correct aircraft sealant grade for the use and part. Dried thoroughly in 24 hours. No problems! Its too bad they don't make smaller tubes to eliminate waste, because once its mixed you must use it, as the stuff left inside the cartridge sets up to a rubber like solid compound within hrs or overnight. I usually base it on the age of the sealant, says Paul Beck, of Weep No More. These adhesives must meet Federal Aviation Administration's (FAA) quality standards and safety regulations that are unique to the aerospace industry. Customer Service: 800-861-3192 Q: What is the application thickness that the manufacture recommends? PPG does not provide the nozzle. Some people want the bladders so their local mechanic can take one out and get it fixed if it leaks. Efficient delivery on order. The cookie is used to store the user consent for the cookies in the category "Performance". Midwest - West Chicago, IL It can install polysulfide sealant, or as an option, install EF-5992 Polyurethane sealant in. PR-2001LW Class B Light Weight Rapid Curing Fuel Tank SealantPR-2201LW Class B is a 1.1 specific gravity light weight rapid curing fuel tank sealant. Please check the boxes for the options that you would like to add. Flat Rate Shipping must be selected in cart for promotion to apply. Follow product and curing temperature guidelines. I used it again with Excellent results, this time I was more aggressive with the mixing giving it more than the recomended min 50 strokes and like it says on the packaging extra mixing may initiate curing of sealant inside the cartridgewhich it did, as I noticed it got hard to push it out of the cartridge ( I was just using my thumbs to push it out of the cartridge as I don't have the cartridge gun or know where they sell it ??) Over the years it has been used in applications with ethanol, but there are no lab tests or certs to show it will work. It is an FAA-approved PMA replacement for PPG's PR-1422B1/2 sealant. There is no thickness that we recommend. excellent product. Minor leaks can be repaired, but after one or two attempts, a reseal may be the best option. Definitely cheaper than $2500 for a new tank. By far the worst smelling chemical on earth. I used the product in a fiberglass fuel tank it seems to dry and produce a nice film. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Simple application, includes extensive application information and product information sheet. Fuel tank sealants are used in aircraft manufacturing, repair, and maintenance. All Rights Reserved. Q: What is the working time of the product? Location: Ocala, Fla. Aircraft damage: Destroyed. Fuel Tank / High Performance Options Expanding the performance envelope in areas such as higher strength, temperature range and weight reduction. The cookie is used to store the user consent for the cookies in the category "Other. Central - Fort Worth, TX CS3204B2 cures in 72 hours given the following: Specified application and cure schedules are based on the standard conditions of 770F and 50% relative humidity. We serve MRO, airlines, OEM, and chemical management and are AS 9100D and ISO 9001:2015 certified and Nadcap accredited. Worked great.. less mess.. easy to mix.. works in normal caulk gun as well! ! The tech data sheet only refers to aviation and jet fuel. I received two brands. Product worked as expected and seems to retain a little flexibility. Aircraft fuel tank sealants are glues or adhesives designed to create air-tight seals in the rivets, joints, and other parts of fuels tanks in order to prevent fuel leaks. Q: How long must Chemseal B2 sealant CS3204 cure before it can be painted? 2023 NSL Aerospace. Search for aircraft spare parts and suppliers. Because Polysulphide sealant is resistant to chemicals such as fuel, it offers a lasting seal that can be counted on in the aviation industry. | Global Code of Ethics I need something that has a 2 hour work time. The PPG logo is a registered trademark of PPG Industries Ohio, Inc. This requires eight bags, total, and lists for $8000. No this will not stay flexible after curing. It cures to a hard rubber and really seals. It is recommended that you allow all cookies. Above and under ground tank repair of single & double wall petroleum tanks. Brushables: Adhesive compounds that are applied using a brush, similar to a paintbrush. Once the location of the leak is determined, the tank sealant is removed and new sealant is applied. This sealant works awesome. Must be willing to work in confined spaces. Without airplane sealants, the aviation industry would look quite different. I tested thinning the proseal with MEK to the consistency of thin soup and it cured indistinguishably from the undiluted proseal. Q: What is the maximum operating temperature of Pro-Seal after it has cured? Yes it should work, but there are no specific tests done with any specific epoxy or resin system used to make a fiberglass tank. 1 Pint will seal a 10-12 gallon tank. Tank sealants must also cure at room temperature and not chemically react with fuels and oils. Q: Will this also adhere to plastic gas tank such as on a snowmachine? Extrusion Gun Sealants: Adhesives that are applied through a mechanism with a nozzle, which is extruded using pressure. Thread Sealants: Used to fill the space between threaded parts, increasing the burst strength of the valve or threaded pipe. FSC : 1560 Airframe Structural Components. Apprentices must. The method of removing the sealant from an aircraft integral fuel tank that comprises impinging a spray of volatile solvent against at least the upper portions of the sealant of the. Hasnt leaked yet. What to Consider When Shopping for Aviation Sealants. Midwest - West Chicago, IL PPG Aerospace PR-1422 B-1/2 Brown 6236632-004 Spec Fuel Tank Sealant - 2.5 oz 655-SemKit > View Details PART #: SGP192653 MFR PART #: 1422B1-262655SK Our Price: $63.31 Add to Cart PPG Aerospace PR-1422 B-2 Brown DMS 2082E Type 1, Grade 1 & 2, Class B-2 Spec Fuel Tank Sealant - Pint Kit > View Details PART #: SGP192193 MFR PART #: 1422B002DM012PT There are a few solutions. (mek) can soften and loosen the sealer which in turn can clog your fuel lines, carburetor, etc. Part-time job, compensation is piece-rate . Would recommend, had to throw it in the trash because the container malfunctioned. 6oz semkit, 2 part - MIL-S-8802 / AMS-S-8802 Class "B" - Thick viscosity "2" Two hour work life in ideal conditions. . Aircraft Fuel Tank Mechanic (sealant removal and application) part-time position Looking for those with a background in fuel tank fastener sealant removal and application to work on B737. Aviation sealants must also withstand the volatility and reactive nature of combustibles, aircraft speed, and vibrations. An aircraft fuel tank sometimes consists of several interconnected fuel cells. Weep No Mores Paul Beck developed his tank sealing process while working for Willmar, but now has established his own business. I need to buy more since what was left as turned to gel. PR-1782 Class A Low Density SealantPR-1782 Class A is a low density, aircraft fuel tank and general purpose sealant, brush grade. Alaska - Wasilla, AK Adhesion PromotersAn Adhesion promoter will enhance the coupling characteristic of our sealants to a wide variety of substrates. Magnolia, TX 77355. The tubes of sealant are as always fantastic. P/S 890 Class B Fuel Tank Sealant P/S 890 Class B is an aircraft integral fuel tank sealant. Please check the boxes for the options that you would like to add. There are two sealants, high and low adhesion: Gray and Red. The condition only grows worse with time. Make sure it is well mixed and it should be fine without any additional products. PPG Aerospace P/S 890 Class B Fuel Tank Sealant - 6oz (3.5fl oz) 6oz (3.5fl oz) - New Stock P/S Class B2 is an aircraft integral fuel tank sealant. Looking for those with a background in fuel tank fastener sealant removal and application to work on B737. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. Alaska - Wasilla, AK Ive used Pro-seal before and it worked well so this is not a complaint about Pro-seal. Can was sealed so there is no real self life after opening. Product sealed fuel leak. There was not enough hardener, in the mix, for it to set up properly. The interconnecting hoses are typically also self-sealing. Easy Apply. Over 2,000,000 sold to date. PR-705 Fuel Tank Channel SealantPR-705 is a non-curing fuel tank channel sealant. It can't be rushed and haphazard work will bring the airplane right back for a fix. Kept a sample to monitor cure status. This is a tricky question. I also used some to seal a rubber grommet on top of my white plastic football fuel tanks on my Ultralight and thats still Excellent. Q: I put this in a new tank that was altered. : $50.00 - $100.00 Per Hour. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Both products are two-part sealants specifically designed for the construction of wet-wing fuel tanks in aircraft. We're excited to announce that part number FCR-64288 is now available in our ready-to-ship inventory.Part number FCR-64288 is a Tank Fuel Aircraft manufactured by Royal Adhesives And Sealants Llc with FSC 1560 Airframe Structural Components.Are you interested in a quick and competitive quote for this part? Item qualifies for flat rate ground shipping. Useful Fuel Tank References SPORT AVIATION - "The Fuel Management Problem", Oct. 1979 "Fuel Tanks", Aug., Sept., Oct., Nov., Dec. 1982. I was rolling it around (as directed) the white was seeping out of seams that I didnt even know had leaks. Are you interested in buying this part? All rights reserved. AirVenture Dates. and 6 oz can fills 16 oz? $ 142.14 2 part brush consistency elastomeric compound for sealing fuel tanks and pressurized cabins. All Rights Reserved. What I got was a kit in a applicator that had to be mixed and used within 2 hour or wasted. PR-1770 Class B High Strength Fuel Tank SealantPR-1770 Class B is a high strength, aircraft integral fuel tank sealant. Its pretty much back to the J-model. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. Alaska - Wasilla, AK Aircraft, or airplane sealants, are a unique class of adhesives designed to reinforce and seal aircraft parts to improve structural integrity. Q: Can this Pro-Seal be used on plastic gas tanks? PR-1770 Class C Faying Surface SealantTwo-part, high temperature resistant, faying surface sealant. I have used this product for many years. Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. If only one small area of the tank is not dry or has foreign matter that may keep the sealer from adhering, the sealer will not stick to those areas and could come loose and float around in your tank and eventually come through the fuel pick up tube and clog the fuel pump and carburetor. After i threaded the nipple/neck into the top of the wing tank, I smeared the sealant on the inside of the nipple at the junction of the threads in addition to putting sealant on the fine threads. US: 1-800-843-8033 Canada: 1-800-665-0236 International: 204-668-3234 Fax: . PROSEAL PS890B-1/2 3.5 OZ IN 6OZ CARTRIDGE, PROSEAL 0890A002 SEALING COMPOUND 6OZ KIT, PROSEAL FUEL TANK SEALANT PS 890 B2 QUART, PHILLIPS 66 XC AVIATION OIL 20W50 12QT CASE, BRACKETT AERO BA-4108 ELEMENT FOR BA-4106, Vena Ht (SCAT Equivalent) Flexible Aircraft Ducting - Cut To Length, Safety Wire - Stainless Steel - 1 Lb Spool, Pro-Seal Fuel Tank Sealant P/S 890 B - 1/2 Hour, Vena HTD (SCEET Equivalent) Flexible Aircraft Ducting - Cut To Length, PROSEAL PS890B-1/2 2 FL OZ IN 2.5 OZ CARTRIDGE. Q: Is this the low adhesive product (AMS 3284)? Canada - Brantford, ON, FREE SHIPPING ON ORDERS OVER $350 (USA ONLY - SOME EXCLUSIONS APPLY) | 877-4-SPRUCE. Can they be used with a Semco gun and can you use a caulking gun like you would find commonly? This stuff fit the bill and is completely leak free. It is recommended that you allow all cookies. East - Peachtree City, GA This was for my sons boat but hey it seals aluminum and sticks. . Q: Is this Pro-Seal product compatible with methanol? It is self contained, and designed for a one time use. Southwest - Chandler, AZ It has a service temperature range from -65F (54C) to 250F (121C) with intermittent excursions up to 275F (135C). Overall quality very high, yet to test for durability but we have high expectations. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. All is well. It is not recommended to install the tank on the engine side of a firewall, while a minimum distance of 12 inches between the fuel tank and the firewall is a positive. This is the grey colored type for fuel tanks. Q: Will this Pro-Seal type tank sealant adhere to a plastic tank? The cookies is used to store the user consent for the cookies in the category "Necessary". It has a pretty long working time. If youre back in that vintage, you might want to think about a reseal. This is an FAA-approved PMA replacement for PPG's PS-890B2 sealant that . Online vids help with instructions. I am rating aircraft spruce as I have not yet used the product. They are formulated to maintain their integrity when exposed to the unique conditions of flight. What reportedly happened: The 80-year-old pilot, who had logged 13,917 hours, also held a mechanic certificate with airframe and powerplant ratings. 1st disappointment was Aircraft Spruce not mentioning or listing the required caulking gun for applying the sealant. For the hardware part, we utilize a high-precision 3-D scanner and a visual-inertial odometry (VIO) to acquire point clouds and poses, simultaneously. Remove tank, cut access hole in rear baffle, add sealant over offending rivet and anywhere else that looks suspect, rivet plate over hole using blind rivets and more sealant Since my plane is not painted, all of these are possible but I thought I would try option 1 and see how it works. Our PMA sealants meet or exceed all FAA regulations. Q: What is the lowest temperature that the product can be reasonably mixed and applied? This cookie is set by GDPR Cookie Consent plugin. To this day still no leaks. Able to do a bike tank with the other 4oz. It involves drawing a vacuum in the tank, noting where air bubbles appear, then spot sealing that area. & 2.5 OZ. Q: Will Pro-Seal cure to a rigid state or will it remain flexible for repairs on a fuel bladder? Their simple and reliable technology has endured for more than 60 years, even while the aircraft that use them have changed radically. Gets the job done. High Temperature and FirewallThe material is designed for sealing firewall structures against the passage of air and vapors. Jaco Aerospace is a leader in supplying and offering PRC DeSoto aircraft sealants and adhesives. Aircraft sealant characteristics include: NSL Aerospace has provided the aviation industry with a wide selection of OEM and PMA sealants for 32 years. Request a Quote PPG Pro-Seal PS 890 B2 is the standard aircraft fuel tank sealant in use today. PR-706 Fuel Tank Channel SealantPR-706 is a non-curing fuel tank channel sealant. PR1750 Fuel Tank Sealant PR1776 Low Weight Fuel Tank Sealant. The manufacturer has not tested this material on fiberglass, so they can not guarantee how well it will adhere, but in general, if the surface is contamination free and has a smooth surface, it will adhere. NSL Aerospace provides the aviation industry with high-quality, reliable, and affordable fuel tank sealants. NSL1422 A1/2 is a fuel resistant aviation sealant intended for use on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering. I am looking at something with low viscosity to flow into the area that is leaking, and perhaps setting up a slight vacuum with a toilet punger to draw the sealant into the seepage. Be careful when applying new sealant to not mess up the fuel intake openings, fuel sending units, drain holes and the through-holes in the ribs connecting the bays . Light Weight Fuel Tank and Fuselage AC-370 (Type 1) 1.3 6 - 7 hours 6 - 7 hours 7 - 8 hours 8 - 10 hours AC-380 (Type 2) 1.1 5 hours 5 hours 8 - 10 hours 8 - 10 PolyGone is a non-corrosive, water-soluble solvent specifically designed for polysulfide sealers. Worked as advertised. In order to provide complete functionality, this web site needs your explicit consent to store browser cookies. Southwest - Chandler, AZ No. sealant) Kit 3 (16 oz. Mooney has traditionally used them because theyre light and relatively accessible in the designs single-piece wings. A thicker coat or 2nd coat really won't offer any added benefit in terms of protection. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. The 09-03477 is a sloshing sealer that gets poured in a fuel tank and the tank rotated so the material gets on all parts of the tank. Well worth the price versus replacing the fuel tank. Lots of StripperBecks process uses hardware sort of like a purpose-built lawn sprinkler to douse the inside of the tank with Polygone. Q: Can we reduce curing time with increase in temperature? These aircraft sealant purposes include preventing: Parts Manufacturer Approval (PMA) sealants are cost-effective equivalent alternatives to similar parts. Q: What is needed to prepare the inner tank surface before using the Alcohol resistant gas tank sealer? cure time is much longer in cool temperature. One worked properly the other one did not cure out. Aircraft fuel tank sealants are glues or adhesives designed to create air-tight seals in the rivets, joints, and other parts of fuels tanks in order to prevent fuel leaks. Q: Is there any mistake in the listed quantities ? $5 proseal gun! Can I drain fuel and reapply? CA Transparency in Supply Chain Disclosure Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Latex Sealants: Water-soluble sealants, often used on interior elements. Per the data sheet the cure can be accelerated by heating up to 120 degrees. This useful guide will help you understand essential aircraft sealants and aviation sealants, including windshield, fuselage, fuel tank, and access door sealants. Leave all boxes unchecked for unit only. Salary. The manufacturer provided us no data for testing with auto fuel. But the legacy self-sealing approach is increasingly seen as an old technology that is ripe for innovation. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Perfect for resealing Mooney tanks. The only thing that wasnt slow was Spruce. Learn more about our products and find answers to the most common aircraft sealant questions. There's some. 2015 PPG Industries, Inc. All rights reserved. Q: Does this product come in 2 cans or do you need a special dispenser? I got the single use tube that mixes inside the tube and has to be all used at one time. Q: Will most aircraft surface paints adhere to the sealant when sprayed over the top of the sealant? Q: Is this Pro-Seal sealant resistant to ethanol? Toll Free: 877-477-7823 If you buy the tube pull the dasher rod out of the tube and unscrew it from the little mixer inside. Aircraft sealant application requires precision, but it is a straightforward process. | Legal Notices & Privacy Policies | This website uses cookies to improve your experience while you navigate through the website. This product is not the PPG PR1425, but we do have a 3M AC-251 window and canopy sealant part number 09-04008 that should work for your application. It has a service temperature range from -65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Hope it lasts for many years to come. . PRO SEAL FUEL TANK SEALANT PS 890 B2 PINT, LPS 00216 #2 HEAVY DUTY LUBRICANT 11OZ AEROSOL, ROTAX MP1485 ALC RES FUEL LINE 1/4X3/8 BING, LPS 00316 #3 PREMIER RUST INHIBITOR 11OZ AEROSOL, Safety Wire - Stainless Steel - 1 Lb Spool, Vena Ht (SCAT Equivalent) Flexible Aircraft Ducting - Cut To Length, Curtis Pipe Thread Drain Valve - CCA-1550, Pro-Seal Fuel Tank Sealant P/S 890 B - 1/2 Hour, Vena HTD (SCEET Equivalent) Flexible Aircraft Ducting - Cut To Length. Dispensing: Like a previous reviewer, I just used a cheap $5 gun.. mine didnt even require making the plunger diameter smaller.. it fit perfectly Used this (B-2)for sealing the fuel sending unit into the side of a wing tank. Yes, this is considered hazardous material. Had a leak in an integral aluminum fuel tank that hadnt been sealed properly since built. PROSEAL 0890B002 SEALING COMPOUND 6OZ KIT, Was easy to mix but had no tip for pointed application, Iv used pro-seal in the past but not a one shot deal. Material can be applied on vertical surfaces and does not run or sag. Fast Cure / Flight Line RepairThese sealants are rapid cure, aircraft integral fuel tank and fuselage sealant. Q: Will the 12-04600 air gun (for both 6 OZ. It would also have to be resistant to extreme temperatures such as -40 to +180 approx. GORE SKYFLEX Aerospace Materials are engineered with unique features that make them more durable against challenging environmental factors and aircraft conditions, including: chemically inert, non-hazardous materials temperature- and abrasion-resistant materials Dry, lightweight and highly conformable materials These forms include different ways to apply the adhesive or the aircraft part it is used to seal. The cookie is used to store the user consent for the cookies in the category "Performance". A SEAL Aviation Fuel Tank Technician performing a tank wash on a Challenger 605. . Smallest quantity would have been fine. Lower areas of tank seem to have a thicker film coverage than vertical and top surfaces. It has a service temperature range from -65C (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Perfect amount for a small job. Hartwig Fuel Cell Repairs offers Repairs or Rebuilds as well as New fuel cells for your aircraft, helicopter, boat and race car needs. We recommend using one of the RPM Technology products. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic. After trying a different sealant and it not working, I was desperate to find something to seal up my fuel tank. With over 70 years of experience - the most extensive in this industry Flamemaster is one of the main suppliers of aerospace sealants and specialty products for both military and commercial applications. Must be willing to work in confined spaces. Tip: 2015 PPG Industries, Inc. All rights reserved. Not only do aviation sealants provide superior safety for pilots and passengers, but they also add longevity to an airplane's lifespan and minimize the need for costly repairs. Just allow extra cure time the colder it gets. Sales@sealaviation.com (954) 492-3522; . PMA products, including aircraft-grade fuel tank sealants, are "Parts Manufacturer Approved" products that work interchangeably with the Original Equipment Manufacturer parts. PR-1422 Class B is an aircraft integral fuel tank sealant. Florida Flight is also a well-known Mooney center based on an airport with a long Mooney connection. You can keep the 30 pounds of payload. In all cases, you should: There are various tools and solvents designed to take off sealant from aircraft parts. Additionally, they must have enough flexibility to maintain a tight seal in response to the intense jolts and movements associated with flight and landing. Q: You say this works in fiberglass tanks, would it work in fiberglass foam epoxy tanks like the Long EZ has? Used sealant to repair obsolete 30 year old plastic fuel tank. Can it be used on a and heated to about 200 degrees f? It has a service temperature range from -65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). This website uses cookies to improve your experience. PR-2007 Class C Low Weight Fuel Tank SealantPR-2007 Class C is a low density, high temperature aircraft integral fuel tank sealant. There are products designated for differing materials, cure times, weights, and fuel tank parts and styles. As long as the tank is cleaned and prepped properly, it should work just fine. If they are all the single use tubes then you should remove the two container kit from the picture. The cookie is used to store the user consent for the cookies in the category "Analytics". Using high-quality fuel tank sealants provides long-lasting, structurally sound containment of fuel, keeping pilots, passengers, and cargo safe as they glide through the air. Perfect for sealing our fuel tank fuel level float and attached fittings. The cookie is used to store the user consent for the cookies in the category "Analytics". This is mainly used for aluminum and titanium steel. This is a special project in San Antonio, TX. Fuel Tank Sealant, approx 1 quart, 2 hour work time (quart) Order when ready to seal tanks. Flat Rate Shipping must be selected in cart for promotion to apply. Q: How long after application of b-2 can I leak check? This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. Getting it between 70F and 80F before mixing makes the mixing very easy. East - Peachtree City, GA Free shipping must be selected in cart for promotion to apply. It addresses engineering designs for integral fuel tanks as they are currently found in practice; and discusses the most practical and . . Knowledge of integral fuel tank sealing and application processes required. The sealant is just as commonly used in aerospace and automotive industries when needing to seal fuselages and fuel tanks. One maintenance procedure on the chopping block has been the resealing or repair of wet wing fuel tanks, especially in Mooneys, but in a few other models as well. Central - Fort Worth, TX Had I known it was that I wouldnt bought it, PRO SEAL FUEL TANK SEALANT PS 890 B2 PINT. Per the vendor, this would not work for this application. Please note other excluded items on the same order may incur a freight charge. It has a service temperature range from - 65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). does 6 oz cartridge fills only 3.5 oz. At room temperature, this two-part polysulfide cures to a flexible, resilient rubber. PILI SEAL, a two-component sealant which is beneficial and effective for . Q: I am repairing a fuel tank on my diesel tractor. Looking for those with a background in fuel tank fastener sealant removal and application to work on B737. Will buy it again when needed. Each application can vary. What are PMA Aviation Fuel Tank Sealants? Gray for tanks and Red for inspection plates and covers. It can be poured in and sloshed around in a fuel tank. Best stuff on the market its never cracked or shrunk on any of my builds and as always aircraft spruce shipped quickly. In order to provide complete functionality, this web site needs your explicit consent to store browser cookies. never more than 3 psi. Fuel Injector Nozzles: Less Care Is Better. I thought I was buying 6 oz kit with a dispenser and two separate containers of sealant and hardener to be mixed (10/1) as needed for my project. Otherwise, if youre going to keep the airplane, a properly done reseal will enhance the airplanes value and probably last as long as you own it. Getting into the good stuff in our RV-10 build: pro-seal - that sticky, smelly stuff that keeps the fuel tanks from leaking all over the place. PR-1782 Class B Low Density SealantPR-1782 Class B is a low density, aircraft fuel tank and general purpose sealant, extrusion grade. Windshield and CanopyThe cured sealant exhibits excellent resistance to UV and weather exposure. I did this about 2 months ago and now I have a small leak. Figure 2 shows an aircraft fuel tank being welded and the repaired tank installed in the frame of an antique aircraft. This cookie is set by GDPR Cookie Consent plugin. This product meets MIL-S-8802 which is species by Piper and Vans to seal or repair fuel tanks. Knowledge of integral fuel tank sealing and application processes required. No instructions with product, or on can and little information on internet. 40 + years a go I use my first quart and still working in my tank. Aircraft Fuel Tank Mechanic (sealant removal and application) part-time position. There is a wide variety of fuel tank sealants. Thanks Jim. The self-sealing fuel tanks developed prior to World War II were a landmark in aviation survivability.