PPG PR1826B-1/4 (100-ml-Semkit)
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PPG PR1826B-1/4 (Also known as: PR1826 Class B Sealant, PR1826B-1/4 Semkit & PPG Fuel Tank Sealant)
Summary: A rapid-curing, aerospace-grade sealant supplied in a 100-ml (3.38 fl. oz.) Semkit, designed to provide durable, flexible sealing for integral fuel tanks, fuselage joints and other critical aircraft surfaces.
MRO Category: Sealants / Fuel Tank & Fuselage Sealants
Sub-Category: Rapid-Curing Epoxy / Class B Aerospace Sealants
Function: Durable, flexible sealing for fuel tanks and fuselage joints
Use Cases: Aircraft fuel tank sealing and repair. Maintenance of critical aircraft surfaces under operational stress.
Description:
PPG PR1826B-1/4 is a rapid-curing, Class B fuel tank and fuselage sealant widely used in the aviation industry by aircraft engineers, ground crew and MRO teams. Supplied in a 100-ml (3.38 fl. oz.) Semkit. This aerospace-grade sealant provides durable, flexible sealing for integral fuel tanks, fuselage joints and other critical aircraft surfaces. Its two-part formulation ensures rapid curing at ambient temperatures, high resistance to fuel and environmental stress and excellent adhesion to metals and composite substrates. The PPG PR1826B-1/4 delivers consistent performance under extreme temperatures, ranging from -62°C to +160°C (-80°F to 320°F), making it ideal for routine maintenance and urgent AOG repairs where minimizing aircraft downtime is critical.
For aviation engineers and MRO personnel, the PPG PR1826B-1/4 is essential for keeping aircraft in safe, operational condition. Its compact 100-ml (3.38 fl. oz.) kit includes the sealant and adhesion promoter, enabling ground crew to perform fast, reliable repairs on-site. Maintaining this sealant in stock ensures that your MRO team can respond immediately to AOG situations while complying with aerospace standards and maintaining structural integrity. To learn more about purchasing the PPG PR1826B-1/4, engineers can email sales@aerospheres.com, call UK +44 (0)3333 247 777 or US +1 888 421 7703, or simply click the Add To Cart option.
Spec Sheets For PPG PR1826B-1/4 (100-ml-Semkit):
PPG PR1826B-1/4 Technical Data Sheet
Safety Data Sheet for PPG PR1826B-1/4 Part A
Safety Data Sheet for PPG PR1826B-1/4 Part B
Information
Additional Product Information
PPG PR1826B-1/4 is the trusted Class B fuel tank sealant used by aircraft engineers and MRO teams across the aviation industry, from advanced military jets to commercial airliners carrying millions of passengers. Its rapid-curing, two-part formulation allows ground crew to perform critical fuel tank and fuselage repairs quickly, minimizing aircraft downtime during AOG situations. With exceptional adhesion, flexibility and resistance to fuel and extreme temperatures. It ensures the structural integrity and safety of every repair. That’s why MRO teams and aviation engineers keep PPG PR1826B-1/4 in stock. It’s reliable, fast and trusted for mission-critical sealing tasks.
Key Technical Specs for PPG PR1826B-1/4
- Type: Two-part, rapid-curing Class B fuel tank and fuselage sealant
- Kit Size: 100 ml (3.38 fl. oz.) Semkit including sealant and adhesion promoter
- Service Temperature Range: -62°C to +160°C (-80°F to 320°F), with intermittent excursions up to 216°C (420°F)
- Cure Time: Rapid curing; reduces downtime for maintenance
- Composition: Epoxy-cured Permapol P-3 polythioether compound
- Function: Provides durable, flexible sealing for fuel tanks, fuselage joints and other critical aircraft surfaces
Approvals & Specifications for PPG PR1826B-1/4
- Boeing: PR1826B1/4-1001
- Airbus: AIPS 10-02-002
- Military: MMM-A-132 Rev A, Type 1, Class 3
- ASTM: Meets ASTM D3762 wedge test requirements
Typical Aircraft MRO / AOG Applications for PPG PR1826B-1/4
- Integral fuel tank sealing and repairs
- Fuselage joint sealing to maintain structural integrity
- Rapid AOG repairs for minimizing aircraft downtime
- Aircraft structural maintenance requiring a durable, flexible seal
Compatibility & Safety Notes for PPG PR1826B-1/4
- Substrate Compatibility: Metals, composites and hybrid aircraft materials
- Safety: Follow SDS for handling, storage, PPE and emergency procedures
- Environmental Resistance: High resistance to fuel, vibration and temperature extremes
- Practicality for AOG/MRO: Room-temperature rapid cure allows quick application in field or line maintenance situations
Packaging & Procurement for PPG PR1826B-1/4 (matched to the Aerospheres page and common market packs)
- Packaging: 100 ml (3.38 fl. oz.) Semkit containing the sealant and adhesion promoter
- Procurement: Available via Aerospheres and authorized distributors
- Storage: Cool, dry environment; check shelf life and batch numbers upon receipt
Why PPG PR1826B-1/4 is Chosen for AOG / MRO
- Rapid curing reduces aircraft downtime
- Reliable performance under extreme temperature and environmental conditions
- Ready-to-use kit simplifies application for ground crew in AOG situations
- Trusted in aviation for critical fuel system and fuselage repairs
Practical Suggestions for Your Team (AOG mindset) for PPG PR1826B-1/4
- Keep in AOG kits for emergency deployment
- Train ground crew on proper mixing, surface preparation, and application
- Rotate stock using FIFO to ensure sealant remains within shelf-life
- Maintain digital or printed SDS/TDS for compliance and safety
Manufacture / Aviation Spec Codes for PPG PR1826B-1/4
- Manufacturer: PPG Aerospace
- Boeing Spec: PR1826B1/4-1001
- Airbus Spec: AIPS 10-02-002
- Lockheed Martin Spec: SS8612
- Military Spec: MMM-A-132 Rev A, Type 1, Class 3
Alternative Names & Descriptions for PPG PR1826B-1/4
- PPG PR1826B-1/4
- PR1826 Class B Sealant
- PR1826B-1/4 Semkit
- PPG Fuel Tank Sealant
- PR1826B Epoxy Sealant
- PR1826B1/4
- PR1826B1/4 SEMKIT 655
- PR1826B1/4-100ML
- PR1826B1-4:83574
- PR1826B1/4SEMKIT654
- PS860 B1/6
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