Aviation Silicones Supplier for Aircraft Maintenance, Repair & Overhaul

We supply aviation grade silicones for aircraft maintenance, repair, and MRO applications. Our range includes premium silicone sealants, gasketing materials, RTV silicones, and specialized silicone solutions suitable for fuel systems, electronics, windows, and structural joints. These products are sourced from certified manufacturers and selected to meet applicable aviation quality standards such as FAA, EASA, MIL-SPEC, and OEM specifications where relevant.

Whether you require silicones for routine service tasks or complex aircraft applications, we support dependable sourcing with consistent quality, traceability, and on-time supply. If a specific silicone product is not listed, our extensive supplier network allows us to arrange suitable alternatives based on your technical specifications and operational needs.

For pricing, availability, or bulk supply enquiries, you can request a quote directly through our enquiry form.



  • 152M Type 1, Class 1 Spec Low Viscosity Silicone Adhesive – 4 oz Kit — Low Viscosity Silicone Adhesive in 4 oz Kit format for professional sealing, bonding, and protection applications.

    ✅ MPN: 12550012
    ✅ Brand: DAPCO
    ✅ Product / Model Name: DAPCO 152M
    ✅ Color: Clear
    ✅ Package: 4 oz Kit
    ✅ Type: Low Viscosity Silicone Adhesive
    ✅ Substrate: Glass, Metal, Ceramic, Electronic Components

    Request a quote for pricing and availability.



  • DAPCO® 18-4F BMS 5-63 Type 1 B4 Spec Silicone Firewall Sealant – 200 mL (Mini Pint) Kit — Silicone Firewall Sealant in 200 mL Mini Pint Kit format for professional sealing and bonding applications.

    ✅ MPN: 12550132
    ✅ Brand: DAPCO
    ✅ Product / Model Name: DAPCO 18-4F
    ✅ Color: Red
    ✅ Package: 200 mL Mini Pint Kit
    ✅ Type: Silicone Firewall Sealant
    ✅ Substrate: Firewall, Bulkheads, Engine Compartment Metal

    Request a quote for pricing and availability.



  • DAPCO® 18-4F BMS 5-63 Type 1 B4 Spec Silicone Firewall Sealant – Pint Kit — Silicone Firewall Sealant in Pint Kit format for professional sealing, bonding, and protection applications.

    ✅ MPN: 12550098
    ✅ Brand: DAPCO
    ✅ Product / Model Name: DAPCO 18-4F
    ✅ Color: Red
    ✅ Package: Pint Kit
    ✅ Type: Silicone Firewall Sealant
    ✅ Substrate: Firewall, Bulkheads, Engine Compartment Metal

    Request a quote for pricing and availability.



  • DOW® SILASTIC™ RTV-3112 White Silicone Moldmaking Rubber – 453 Gram (16 oz) Jar — Two-Part Silicone Moldmaking Rubber in 453 Gram (16 oz) Jar format for professional sealing, bonding, and protection applications.

    ✅ MPN: 4107668
    ✅ Brand: Dow
    ✅ Product / Model Name: SILASTIC RTV-3112
    ✅ Color: White
    ✅ Package: 453 Gram (16 oz) Jar
    ✅ Type: Two-Part Silicone Moldmaking Rubber
    ✅ Substrate: Mold Making, Casting, Prototype Tooling

    Request a quote for pricing and availability.



  • DOW® SYLGARD™ 170 Silicone Encapsulant – 0.9 Kg Kit — Two-Part Silicone Encapsulant in 0.9 Kg Kit format for professional sealing, bonding, and protection applications.

    ✅ MPN: 1696157
    ✅ Brand: Dow
    ✅ Product / Model Name: SYLGARD 170
    ✅ Color: Black
    ✅ Package: 0.9 Kg Kit
    ✅ Type: Two-Part Silicone Encapsulant
    ✅ Substrate: Electronics, PCB, Sensors, Electrical Components

    Request a quote for pricing and availability.



  • DOWSIL™ 3140 RTV Translucent Silicone Adhesive – 453 Gram (16 oz) Can — RTV-1 Silicone Adhesive in 453 Gram (16 oz) Can format for professional sealing, bonding, and protection applications.

    ✅ MPN: 2298139
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 3140 RTV
    ✅ Color: Translucent
    ✅ Package: 453 Gram (16 oz) Can
    ✅ Type: RTV-1 Silicone Adhesive
    ✅ Substrate: Electronics, PCB, Glass, Metal, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 3140 RTV Translucent Silicone Sealant – 90 mL (3 oz) Tube — RTV-1 Silicone Sealant in 90 mL (3 oz) Tube format for professional sealing and bonding applications.

    ✅ MPN: 1665341
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 3140 RTV
    ✅ Color: Translucent
    ✅ Package: 90 mL (3 oz) Tube
    ✅ Type: RTV-1 Silicone Sealant
    ✅ Substrate: Electronics, PCB, Glass, Metal, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 510 Clear 500 cSt Silicone Fluid – 500 mL (16 oz) Can — Silicone Fluid in 500 mL (16 oz) Can format for professional sealing, bonding, and protection applications.

    ✅ MPN: 2351382
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 510
    ✅ Color: Clear
    ✅ Package: 500 mL (16 oz) Can
    ✅ Type: Silicone Fluid
    ✅ Substrate: Electrical, Mechanical, Thermal Management Applications

    Request a quote for pricing and availability.



  • DOWSIL™ 730 Solvent Resistant Silicone Sealant – 90 mL (3 oz) Tube — Solvent Resistant Silicone Sealant in 90 mL (3 oz) Tube format for professional sealing and bonding applications.

    ✅ MPN: 4097333
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 730
    ✅ Color: Translucent
    ✅ Package: 90 mL (3 oz) Tube
    ✅ Type: Solvent Resistant Silicone Sealant
    ✅ Substrate: Chemical Processing, Metal, Plastic, Glass

    Request a quote for pricing and availability.



  • DOWSIL™ 732 Black Multi-Purpose Silicone Sealant – 90 mL (3 oz) Tube — Multi-Purpose Silicone Sealant in 90 mL (3 oz) Tube format for professional sealing and bonding applications.

    ✅ MPN: 2112531
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: Black
    ✅ Package: 90 mL (3 oz) Tube
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 732 Clear Multi-Purpose Silicone Sealant – 139 mL (4.7 oz) Tube — Multi-Purpose Silicone Sealant in 139 mL (4.7 oz) Tube format for professional sealing, bonding, and protection applications.

    ✅ MPN: 3138348
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: Clear
    ✅ Package: 139 mL (4.7 oz) Tube
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 732 Clear Multi-Purpose Silicone Sealant – 300 mL (10.1 oz) Cartridge — Multi-Purpose Silicone Sealant in 300 mL (10.1 oz) Cartridge format for professional sealing and bonding applications.

    ✅ MPN: 1892070
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: Clear
    ✅ Package: 300 mL (10.1 oz) Cartridge
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 732 Clear Multi-Purpose Silicone Sealant – 90 mL (3 oz) Tube — Multi-Purpose Silicone Sealant in 90 mL (3 oz) Tube format for professional sealing and bonding applications.

    ✅ MPN: 3138356
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: Clear
    ✅ Package: 90 mL (3 oz) Tube
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 732 Multi-Purpose Silicone Sealant – 300 mL (10.1 oz) Cartridge — Multi-Purpose Silicone Sealant in 300 mL (10.1 oz) Cartridge format for professional sealing, bonding, and protection applications.

    ✅ MPN: 1891987
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: White
    ✅ Package: 300 mL (10.1 oz) Cartridge
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ 732 White Multi-Purpose Silicone Sealant – 300 mL (10.1 oz) Cartridge — Multi-Purpose Silicone Sealant in 300 mL (10.1 oz) Cartridge format for professional sealing and bonding applications.

    ✅ MPN: 1892118
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL 732
    ✅ Color: White
    ✅ Package: 300 mL (10.1 oz) Cartridge
    ✅ Type: Multi-Purpose Silicone Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic

    Request a quote for pricing and availability.



  • DOWSIL™ PR-1204 RTV Clear Silicone Sealant Primer – 309 Gram Can — Silicone Sealant Primer in 309 Gram Can format for professional sealing, bonding, and protection applications.

    ✅ MPN: 4094513
    ✅ Brand: DOWSIL (Dow Corning)
    ✅ Product / Model Name: DOWSIL PR-1204
    ✅ Color: Clear
    ✅ Package: 309 Gram Can
    ✅ Type: Silicone Sealant Primer
    ✅ Substrate: Metal, Glass, Ceramic, Plastic, Concrete

    Request a quote for pricing and availability.



  • DUPONT™ MOLYKOTE® 111 Valve Silicone Lubricant & Sealant – 150 Gram (5.3 oz) Tube — Silicone Lubricant and Sealant Compound in 150 Gram (5.3 oz) Tube format for professional sealing and bonding applications.

    ✅ MPN: 4109788
    ✅ Brand: DuPont (Molykote)
    ✅ Product / Model Name: MOLYKOTE 111
    ✅ Color: Translucent White
    ✅ Package: 150 Gram (5.3 oz) Tube
    ✅ Type: Silicone Lubricant and Sealant Compound
    ✅ Substrate: Valves, O-Rings, Rubber, Metal, Plastic

    Request a quote for pricing and availability.



  • DUPONT™ MOLYKOTE® 316 Clear Silicone Release Agent – 283g (10 oz) Aerosol Can — Silicone Release Agent in 283g (10 oz) Aerosol Can format for professional sealing, bonding, and protection applications.

    ✅ MPN: 4110860
    ✅ Brand: DuPont (Molykote)
    ✅ Product / Model Name: MOLYKOTE 316
    ✅ Color: Clear
    ✅ Package: 283g (10 oz) Aerosol Can
    ✅ Type: Silicone Release Agent
    ✅ Substrate: Molds, Rubber, Plastics, Metal, Glass

    Request a quote for pricing and availability.



  • ELASTOSIL® E43 Transparent RTV-1 Silicone Rubber – 90 mL Tube — RTV-1 Silicone Rubber Sealant in 90 mL Tube format for professional sealing and bonding applications.

    ✅ MPN: 60019661
    ✅ Brand: Wacker Chemie
    ✅ Product / Model Name: ELASTOSIL E43
    ✅ Color: Transparent
    ✅ Package: 90 mL Tube
    ✅ Type: RTV-1 Silicone Rubber Sealant
    ✅ Substrate: Glass, Metal, Ceramic, Plastic, Aquariums

    Request a quote for pricing and availability.



  • Harbor Products F4 Black Self-Fusing Silicone Tape – 1″ Wide x .020″ Thick x 36′ Long Roll — Self-Fusing Silicone Tape in 1″ W x 0.020″ Thick x 36′ Roll format for professional sealing, bonding, and protection applications.

    ✅ MPN: TT10002036O1USZ
    ✅ Brand: Harbor Products
    ✅ Product / Model Name: Harbor Products F4
    ✅ Color: Black
    ✅ Package: 1″ W x 0.020″ Thick x 36′ Roll
    ✅ Type: Self-Fusing Silicone Tape
    ✅ Substrate: Wires, Cables, Pipes, Hoses

    Request a quote for pricing and availability.


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