On many aircraft, especially transport category and high performance aircraft, part of the structure of the wings or fuselage is sealed with a fuel resistant two-part sealant to form a fuel tank. Full ResealEven well-known Mooney shops like Don Maxwell Aviation in Longview, Texas, wont tackle reseal work, which Maxwell describes as the worst job in aviation. (NSN) is 1560000739790, and the 205-060-604-6 part is manufactured by Royal Adhesives And Sealants Llc. Maxwell does a couple of tank repairs a week, but sends reseal work to Paul Beck at Weep No More. Used it as a sealer in my motorcycle gas tank. These adhesives must withstand extreme pressure, temperature extremes, and vibrations. These cookies will be stored in your browser only with your consent. Per out product support manager: it is a sloshing material that will fill small pin hole leaks and seal the inner tank. . Drains at the bottom of the fuel cells collect the stripper and loosened sealer and a pump re-circulates the stripper. Product has excellent surface bonding characteristics. The PPG logo is a registered trademark of PPG Industries Ohio, Inc. Highly recommend this product for sealing exterior pin holes on fuel bladders. Latex sealants are known for their moldability and ease of clean-up. Full cure is 10 hours, we recommend waiting at least that long. I bought two tubes. The tank must be 100% cleaned. Aircraft Integral Fuel Tank | Aircraft Fuel Tank Baffles This part of the aircraft fuel tank system lies on the wings or fuselage, usually sealed with a fuel resistant 2-part sealant to form the fuel tank system on some aircraft, particularly transport class and high-performance one. Florida Flight is also a well-known Mooney center based on an airport with a long Mooney connection. What to Consider When Shopping for Aviation Sealants. PolyGone is a non-corrosive, water-soluble solvent specifically designed for polysulfide sealers. Please check the boxes for the options that you would like to add. The sealed skin and structural members provide the highest volume of space available with the lowest weight. PR-1422 Class B is an aircraft integral fuel tank sealant. If youre newer than that, you might not need it, Beck says. Performance Aircraft Services utilizes AquaStripping to remove legacy polysulfide sealants. 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. Our PMA sealants meet or exceed all FAA regulations. Q: Which solvent do I use to clean and remove the uncured sealant? Per the manufacturer: The entire interior of the tank must be dry. Per our product support manager: The user would have to pump and twist the ram manually by hand. Solutions. ShopsAlthough not many shops take on tank work, two that do are Weep No More LLC in Minnesota and Florida Flight Maintenance, in Venice, Florida. However, despite being one of the most pivotal innovations in the aviation industry, many professionals are still unaware of the scope of aviation sealants as well as the value of PMA sealants. One is to find a shop that can spot repair otherwise sound tanks and back up the work, another is to strip the tanks back to bare metal and reseal them and a third is simply line the wet wing bays with neoprene bladders. PR-1770 Class A Fuel Tank Sealant Two-part, high temperature resistant, brushing sealant PR-1770 Class B High Strength Fuel Tank Sealant PR-1770 Class B is a high strength, aircraft integral fuel tank sealant. The reseal job requires taking the tank interior down to shiny bare metal then applying fresh sealer, which is itself a three-part process with a day of curing for each step. PR-2001 Class B Rapid Curing Fuel Tank SealantPR-2001 Class B is a rapid cure, low odor, aircraft integral fuel tank, fuselage and aerodynamic smoothing sealant. PMA sealants and adhesive performs the same function as their OEM equivalents. Hes also able to travel to the customerworld wideto repair spot leaks, but full resealing has to be done in his Minnesota shop. Good value. Analytical cookies are used to understand how visitors interact with the website. Extrusion Gun Sealants: Adhesives that are applied through a mechanism with a nozzle, which is extruded using pressure. All rights reserved. Find many great new & used options and get the best deals for 1608056-1 Cessna A188B Spray Valve Assembly with Seal Check Valve at the best online prices at eBay! It has a service temperature range from -65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Leave all boxes unchecked for unit only. Flat Rate Shipping must be selected in cart for promotion to apply. By far the worst smelling chemical on earth. Its pretty much back to the J-model. excellent product. Employer est. Employees crawl through an opening 18.00' X 10.00' in order to get inside the fuel cell. Weep No More is an outgrowth of Willmar Air Service in Willmar, Minnesota, a long-established and respected Mooney dealer and service center. Yes, this is considered hazardous material. The cookie is used to store the user consent for the cookies in the category "Other. At room temperature, this two-part polysulfide cures to a flexible, resilient rubber. SEAL Aviation offers specialized aircraft maintenance services from fuel leak repair to non-destructive testing to aviation parts sales. What Are the Different Types of Aircraft-Grade Fuel Tank Sealants? 2 hr work life assures time to do the job neatly. I got the single use tube that mixes inside the tube and has to be all used at one time. The product can be pushed out with a thumb and does not require anything other than the packaging to mix and apply. The tubes of sealant are as always fantastic. We are also the UK and European distributor for Aircraft Spruce and Speciality, with whom we have been doing business with for over 25 years. PR-705 Fuel Tank Channel SealantPR-705 is a non-curing fuel tank channel sealant. Ad expert tank repair and lining mobilizing our field crews throughout usa & canada . Please check the boxes for the options that you would like to add. seems to be a good product. We recommend using one of the RPM Technology products. Fax: 800-329-3020, West - Corona, CA
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. Used the mixing tool in my drill and mixing was easy and fast. Weep No Mores Paul Beck developed his tank sealing process while working for Willmar, but now has established his own business. Q: Can this product be used in aluminum floats or aluminum boats to seal rivets and be applied with a brush? Q: What is needed to prepare the inner tank surface before using the Alcohol resistant gas tank sealer? There are products designated for differing materials, cure times, weights, and fuel tank parts and styles. . 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. The mixing tool saves a lot of time and effort. Great stuff! It has outstanding resistance to aviation fuels over a temperature range of -65F to +275F. In the manufacturing and repair of aircraft, aerospace sealants are used on interior and exterior parts. sealant) Kit 3 (16 oz. 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. It involves drawing a vacuum in the tank, noting where air bubbles appear, then spot sealing that area. 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. Magnolia, TX 77355. Fuel Tank Sealant, approx 1 quart, 2 hour work time (quart) Order when ready to seal tanks. PR-1782 Class B Low Density SealantPR-1782 Class B is a low density, aircraft fuel tank and general purpose sealant, extrusion grade. Can they be used with a Semco gun and can you use a caulking gun like you would find commonly? Q: What is the shelf life before this alcohol resistant gas tank sealer must be used? This guide is designed to educate potential consumers on fundamental knowledge related to aircraft fuel tank sealants. Worked superbly. Posted June 18, 2013 Don't forget rope so you can hang yourself about halfway through the job. Dried thoroughly in 24 hours. Q: You say this works in fiberglass tanks, would it work in fiberglass foam epoxy tanks like the Long EZ has? The idea is to pour the product in to the tank and slosh it around. As long as the tank is cleaned and prepped properly, it should work just fine. Jaco Aerospace is a leader in supplying and offering PRC DeSoto aircraft sealants and adhesives. Per the vendor, if it is used shortly after purchase, part number 09-03477 should not need anything to thin out the product. Q: What are you supposed to use to dispense the product? 01 Mar 2023 13:27:13 Recommended to apply with someone else help as you can move on quicker. Hopefully it seals. I received two brands. This cookie is set by GDPR Cookie Consent plugin. Perfect for resealing Mooney tanks. However, Don Maxwell says he advises customers that bladders and a reseal come out in about the same place pricewise. Clean, seal, close and test integral fuel tanks on aircraft. Q: Can Pro-Seal be used for fiberglass tanks? These cookies ensure basic functionalities and security features of the website, anonymously. These products are specifically formulated not to craze substrate. For the Mooney, these are available up through the J-model and although they used to exact penalties in both reduced fuel and higher empty weight, a new system from O&N Aircraft Modification retains the J-models original 64-gallon capacity at weight penalty of about 30 pounds. This product meets MIL-S-8802 which is species by Piper and Vans to seal or repair fuel tanks. Does that now come with them or do we have to buy that someplace else? Our team of experts has the ability to perform any necessary repairs for Piper aircraft including corrosion removal, resealing, structural damage and more. Thats what is important. You also have the option to opt-out of these cookies. Long work life as advertised. Normally, Prist is added to the aircraft fuel tanks at the pilots discretion. In all cases, you should: There are various tools and solvents designed to take off sealant from aircraft parts. The cookie is used to store the user consent for the cookies in the category "Analytics". Not wanting to use the twin plastic 5 gallon cans in the original design I plan an aluminum rectangle (33wide X 16tall X 13length, in inches) of around 27 gallons with weight and balance understood. Mooney has traditionally used them because theyre light and relatively accessible in the designs single-piece wings. Central - Fort Worth, TX
Product appears to be resistant to ethanol blended fuels. Hope this helps Mike. It has a service temperature range from - 65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). ! Figure 2 shows an aircraft fuel tank being welded and the repaired tank installed in the frame of an antique aircraft. The leaking of fuel was an intentional design feature because the high heat generated by the aircraft made it impossible to fully seal the fuselage tanks against leaks. cure time is much longer in cool temperature. 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. After cleaning tank with 4 bottles of CLR I used 28oz of sealer in a 20 gallon metal Chevy truck tank. Each approach has its merits. Class B Polysulfide Sealant Tack Free and Cure Times* Specification 3M Product Specific Gravity Tack Free Cure Tack Free Cure Tack Free Cure Tack Free Cure Tack Free Cure Tack Free . Please note other excluded items on the same order may incur a freight charge. These polyurethane compounds are suitable where high dielectric, high abrasion, flexibility, high tensile strength, and excellent hydrolytic stability are required. 2023 NSL Aerospace. Depending on who you talk to (and how much theyve recently spent on tank work), wet wings are either the worst idea in aviation design or not nearly as bad as everyone thinks. For ground shipping within the USA there is no hazmat fee, but for any shipments, it will incur significant hazardous charges. It as service temperature range from 65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Appropriate protective clothing/equipment . We serve MRO, airlines, OEM, and chemical management and are AS 9100D and ISO 9001:2015 certified and Nadcap accredited. Essentially, aircraft fuel sealants keep combustible and volatile fuels and oils within a closed system while preventing foreign materials from contaminating fuel. Please note other excluded items on the same order may incur a freight charge. Convenient size for small jobs. Had a leak in an integral aluminum fuel tank that hadnt been sealed properly since built. These cookies ensure basic functionalities and security features of the website, anonymously. (All the shops offer warranties of their work. Often for the best seal, you will want to use aircraft fuel tank sealant remover for a clean surface to begin the application. Sealants also come in a variety of application styles, including: When choosing the best tank sealant for your application, you will want to consider: When applying your aircraft fuel tank sealant, always follow the instructions and safety guidelines that come with your product. However, the amount of fuel that leaked was not enough to make the refueling necessary; the planes refueled because the maximum speeds of the aircraft were only possible with . Please note other excluded items on the same order may incur a freight charge. The colder it is the longer it will take to cure and ideally you would want to be as close to 77 degrees as possible. Free shipping must be selected in cart for promotion to apply. Q: How much surface area will the 3.5 oz kit of Chemseal B2 sealant cover? This would not be recommended per supplier for a plastic tank. This will adhere to a plastic tank but will eventually breakdown because of the gasoline. I need to buy more since what was left as turned to gel. It is an FAA-approved PMA replacement for PPG's PR-1422B1/2 sealant. The 6 oz tube is designed to fit a 6 oz applicator gun but it only makes 3.5oz of chemical. Can I drain fuel and reapply? The self-sealing fuel tanks developed prior to World War II were a landmark in aviation survivability. Analytical cookies are used to understand how visitors interact with the website. This website uses cookies to improve your experience while you navigate through the website. The main failure mode seems to be deterioration of the sealant caused by aging and, at least in Mooneys, hard landings. Q: How do you mix this Pro-Seal tank sealant if you didn't purchase the mixing tool? Addition Mixing: I clamped a slow speed drill (pointing up)in my vise and chucked a hole saw (backwards) that had holes that (nearly) matched the plunger handle of the tube. Per the tech data sheet: Color of Class B is Base Compound Off-white, curing agent is Gray, and Mixed is Gray. $ 142.14 2 part brush consistency elastomeric compound for sealing fuel tanks and pressurized cabins. However there is a formula that will help, if you apply this to an area that is 1" cubed so 1" length x 1" height x 1" depth, it would use exactly 1.8047 fluid oz. Job. I dropped about 10 ft of chain in the tank and vigorously shook it until all he rust flakes were loose cleaned out and added sealer as directed. East - Peachtree City, GA
Very good! The tech data sheet only refers to aviation and jet fuel. This is a tricky question. We also use third-party cookies that help us analyze and understand how you use this website. Only took a few days to completely dry here in the desert. 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. Promotional literature from Cooper Aviation Supply Catalog 41 page 1470 states, "FUEL TANK SEALER 802 -Designed for aircraft metal fuel cells that have no structural defect yet have seepage's leaks around rivets or . It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates. This website uses cookies to improve your experience. 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. I see it in my airline career and on my 172. The product may be good but totally inappropriate for my project (single use). It has a temperature range from -65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). PR-706 is a non-curing fuel tank channel sealant. Other models, such as Pipers Cherokee, have split wings and/or the fuel cells are accessible and can thus be removable aluminum or bladder-type tanks. The landing gear is attached to the spar in the area of the tanks and the rubber donuts Mooney gear legs have dont offer much damping. No these are correct. Follow product and curing temperature guidelines. 2023: July 24 - July 30; 2024: July 22 - July 28; If you don't allow cookies, you may not be able to use certain features of the web site including but not limited to: log in, buy products, see personalized content, switch between site cultures. RETAINER) also work for these kits? In order to provide complete functionality, this web site needs your explicit consent to store browser cookies. 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. Marketplace A global marketplace to find, buy and sell aircraft parts. Per our tech: This a tricky one. WORKS GREAT BUT, EASE OF USE IS LESS THAN OPTIMAL. Lower areas of tank seem to have a thicker film coverage than vertical and top surfaces. The mixing is almost automatic so you get a reliable cure. Really excellent! AirVenture Dates. We stock some of the most commonly used and many of the not as commonly used PRC Desoto sealants. At best, repairing weeping wet-wing tanks is a dark art, at worst, its something some owners say they have to have done several times to stop the leaks, if even the leaks can be stopped. 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. Pop the plunger in the rod up with a pick and you can then measure out the amount you need separately from the rod which holds the catalyst and using a screwdriver handle to push the plastic plunger in the tube. Q: I am repairing a fuel tank on my diesel tractor.