PPG PR1440A-1/2 (150-ml-Semkit)
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PPG PR1440A-1/2 (Also known as: PR1440A Semkit, PPG PR1440A Fuel Tank Sealant & PPG Polysulfide Sealant)
Summary: Two-part polysulfide sealant designed for aerospace applications, providing fuel- and chemical-resistant sealing for structural components and integral fuel tanks.
MRO Category: Sealants & Adhesives
Sub-Category: Aircraft Fuel Tank / Structural Sealants
Function: Provides durable, flexible sealing for fuel tanks, fuselage joints, fillets and other critical structural seams.
Use Cases: Sealing integral fuel tanks during maintenance or modification. Repairing fuselage joints and fillets.
Description:
PPG PR1440A-1/2 is a high-performance two-part polysulfide sealant specifically designed for critical aerospace applications. Supplied in a 150?ml (0.15?L or 5.07?fl.?oz.) Semkit cartridge. The product allows precise mixing and rapid application, making it ideal for AOG situations where aircraft downtime must be minimized. Aviation engineers and ground crew rely on PPG PR1440A-1/2 for sealing integral fuel tanks, fuselage joints and fillets on both commercial and military aircraft. Its excellent resistance to aviation fuels, hydraulic fluids, oils and water ensures a durable, flexible seal that maintains structural integrity under the extreme temperature range of -54?°C to 121?°C (-65?°F to 250?°F) common in aviation industry operations.
Holding PPG PR1440A-1/2 in stock is essential for MRO teams, enabling fast, reliable maintenance and emergency repairs across a wide variety of aircraft. Its compatibility with aluminium, composites, titanium and stainless steel surfaces makes it versatile for multiple structural sealing tasks. The non-sag, brushable formula supports precise application on vertical or overhead surfaces, ensuring effective use by aircraft engineers and ground crew in both routine maintenance and urgent AOG repairs. To learn more about purchasing PPG PR1440A-1/2, contact Aerospheres by emailing sales@aerospheres.com, calling UK +44 (0)3333 247 777 or US +1 888 421 7703, or simply click the Add To Cart option on the product page.
Spec Sheets For PPG PR1440A-1/2:
PPG PR1440A-1/2 Technical Data Sheet
Safety Data Sheet for PPG PR1440A-1/2 Part A
Safety Data Sheet for PPG PR1440A-1/2 Part B
Information
Additional Product Information
MRO and aviation engineers rely on PPG PR1440A-1/2 because it provides a fast, reliable seal for integral fuel tanks, fuselage joints and fillets on aircraft ranging from the most advanced military platforms to commercial airliners. Its two-part polysulfide formula resists aviation fuels, hydraulic fluids, oils and extreme temperatures. Ensuring structural integrity and safety for millions of passengers each year. Ground crews and AOG teams trust this sealant to reduce downtime, deliver precise application and maintain mission-critical performance in emergency repairs. That’s why PPG PR1440A-1/2 is a must-have for MRO stockrooms and AOG kits across the aviation industry.
Key Technical Specs for PPG PR1440A-1/2
- Type: Two-part polysulfide sealant, manganese dioxide-cured.
- Volume: 150?ml (0.15?L / 5.07?fl.?oz.) Semkit cartridge.
- Common Uses: Sealing integral fuel tanks, fuselage joints, structural fillets and other critical aircraft seams.
- Service Temperature Range: -54?°C to 121?°C (-65?°F to 250?°F), intermittent up to 135?°C (275?°F).
- Chemical Resistance: Resistant to aviation fuels (Jet A, Jet A-1, avgas), hydraulic fluids, oils and water.
- Adhesion: Strong to aluminium, titanium, stainless steel and composites.
- Cure Time / Viscosity: Brushable, non-sag formula; cures at room temperature to form a resilient flexible seal.
Approvals & Specifications for PPG PR1440A-1/2
- MIL-S-8802F: Type II, Class A-1/2
- Boeing: BMS 5-26U, Type 2, Class A-1/2
- Airbus: AIMS 09-00-002
- Sikorsky: SS 8664
- Bell Helicopter: 299-947-107
- Hughes Helicopters: 6500126, Type 2
- Aerojet: SPC-34162 Class 2-1/2
- US Army Missile Command: MIS 30391, Type 1, Class 2
Typical Aircraft MRO / AOG Applications for PPG PR1440A-1/2
- Sealing integral fuel tanks during routine maintenance or modification.
- Repairing fuselage joints and fillets in emergency AOG scenarios.
- Reduces downtime by enabling rapid, precise application.
- Essential for MRO teams to keep aircraft airworthy and maintain safety standards.
Compatibility & Safety Notes for PPG PR1440A-1/2
- Compatible with aluminium, composites, titanium, stainless steel and painted surfaces.
- Resistant to aviation fuels, hydraulic fluids, oils and water.
- Non-sag, brushable formula allows use on vertical or overhead surfaces.
- PPE recommended; refer to SDS for detailed handling instructions.
Packaging & Procurement for PPG PR1440A-1/2 (matched to the Aerospheres page and common market packs)
- Supplied in 150?ml (0.15?L / 5.07?fl.?oz.) Semkit cartridge.
- Shelf life ~9 months in cool, dry storage.
- Certificates of Conformance (CoC) available from authorized distributors.
Why PPG PR1440A-1/2 is Chosen for AOG / MRO
- Rapid, accurate mixing and application reduces aircraft downtime.
- Provides a durable, flexible seal under extreme temperatures and chemical exposure.
- Versatile for multiple aircraft platforms and maintenance scenarios.
- Trusted globally by aviation engineers and ground crew.
Practical Suggestions for Your Team (AOG mindset) for PPG PR1440A-1/2
- Keep pre-stocked in AOG kits for emergency repairs.
- Train ground crew in correct mixing and application techniques.
- Regularly check expiration dates and storage conditions.
- Ensure proper surface preparation to optimize adhesion.
Manufacture / Aviation Spec Codes for PPG PR1440A-1/2
- Manufacturer: PPG Aerospace
- Applicable Specs: MIL-S-8802F, BMS 5-26U, AIMS 09-00-002, SS 8664, 299-947-107, 6500126, SPC-34162, MIS 30391
Alternative Names & Descriptions for PPG PR1440A-1/2
- AeroShell Grease 22 (ASG22) - common shorthand.
- ASG22 3-kg tin, 6.6 lb can, 380 g cartridge, 17 kg pail - common pack descriptors. .
- NATO code G-395 / Joint Service XG-293 (these are alternate catalog codes used by military/NATO supply chains).
- MIL-PRF-81322 grease (AeroShell variant) - sometimes vendors list by the spec plus the AeroShell trade name.
- AEROSHELL GREASE 22 400 GR PATRON
- AEROSHELL GREASE 22 BOKS A 3 KG
- AEROSHELLGREASE22-CA
- AEROSHELL22
- ASG22
- MIL-PRF-81322G
- NYCO GREASE 22
- ASG22-3KG
- MIL-PRF-81322
- ASG22(3-KG-TIN)
- AER0SHELLGREASE22
- AEROSHELL GREASE 22
- TF1665
- AER0SHELL22
- AEROSHELLGREASE22
- GREASE22
- GREASE 22 MIL-PRF-81322 - 3KG
- AER0SHELL-GREASE-22-3KG 3KG/CAN
- AEROSHELL 22
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