DOWSIL 3145/CLEAR (90-ml-Tube)
RTV ADHESIVE SEALANT (90 ml / 3 US fl oz Tube)
AERO P/N: 100172
Hazardous Material
Introducing DOWSIL 3145/CLEAR (90-ml-Tube), a one-component RTV silicone adhesive sealant for aerospace bonding and sealing applications.
Designed for use on metal, glass, ceramic and aerospace-grade plastics, it provides flexible, moisture-resistant protection against vibration and thermal shock.
Engineered for durable electrical and structural sealing in aircraft maintenance environments.
Product Features
OEM
DOW
OEM Part No.
6017269
Colour
-
Shelf Life in Months
12
Shelf Life in Days
360
UN No
-
Class
-
PG
-
ECCN
EAR99
Country of Origin
United States
Commodity Code
32149000
Product Type
Sealants
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Information
Additional Product Information
Overview
MRO teams and aircraft engineers trust DOWSIL 3145/CLEAR for reliable, high-strength sealing and bonding of critical aerospace components. It protects against moisture, vibration, and environmental extremes across military and commercial aircraft. Its clear, non-flowing formula enables quick application during routine maintenance or urgent AOG situations, minimizing aircraft downtime.
Key Technical Specs
- Type: One-component, room-temperature vulcanizing (RTV) silicone adhesive/sealant
- Volume / Size: 90 mL (3.04 fl. oz.) tube
- Cure Time: ~48 hours at room temperature
- Hardness (Shore A): 47
- Elongation: 680°
- Tensile Strength: 940 psi (6.48 MPa)
- Dielectric Strength: 500 V/mil
- Service Temperature: -45°C to 200°C (-49°F to 392°F)
- Viscosity: Non-flowing paste
- Common Uses: Sealing openings in modules/housings, bonding PWBs, protecting metal/electrical assemblies from moisture, vibration, thermal shock, and environmental exposure
Approvals & Specifications
- Military Specification: MIL-A-46146B + Amendment 3, Group II, Type I
- UL Recognition: UL 94V-0 flame retardancy
- Aerospace Use: Meets corrosion resistance and electrical insulation requirements
Typical Aircraft MRO / AOG Applications
- Protects critical components from corrosion, vibration, and environmental damage
- Used in both commercial and military aircraft maintenance
- Rapid application in AOG situations minimizes aircraft downtime
- Essential for sealing and bonding electrical assemblies, housings, and sensitive modules
Compatibility & Safety Notes
- Compatibility: Adheres to metals, ceramics, glass, and most aerospace-grade plastics
- Safety: Use in well-ventilated areas; avoid skin and eye contact
- Practical for AOG/MRO: Non-flowing formula allows fast, precise application
Packaging & Procurement
- Packaging: 90 mL (3.04 fl. oz.) tube, standard for MRO use
- Procurement: Available via Aerospheres and authorized distributors for rapid delivery
- AOG Importance: Quick access ensures immediate repairs, reducing aircraft downtime
Why DOWSIL 3145/CLEAR is Chosen for AOG / MRO
- Reliable adhesion and sealing in critical systems
- Clear, non-flowing formula simplifies application under time constraints
- Long-term environmental protection reduces repeat maintenance
- Trusted for both routine and urgent maintenance tasks
Practical Suggestions for Your Team (AOG mindset)
- Maintain a small stock for rapid response during AOG situations
- Train ground crew and engineers on proper application techniques
- Inspect stored tubes for shelf-life compliance and replace expired stock
Manufacture / Aviation Spec Codes
- Manufacturer: Dow Silicones (formerly Dow Corning)
- Aviation / OEM Specs: MIL-A-46146B + Amendment 3, Group II, Type I
- Typical Users: Boeing, Airbus, Lockheed Martin, military aircraft OEMs
Alternative Names & Descriptions
- Dow Corning 3145
- 3145 RTV Silicone
- DOWSIL 3145 Clear
- RTV Silicone Adhesive/Sealant 3145
- 3145 Silicone Sealant
- RTV3145-CLEAR
- MIL-A-46146
- DC3145
- RTV-3145-CLEAR-90ML
- DC3145CLEAR:71984
Restrictions
Restrictions
Restricted
Hazardous
Yes
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
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Shipping Information
- Orders over £100 online are eligible for FREE UK Mainland delivery.
- Collection for orders is available for all customers. At Checkout, please select 'Ex-Works/Collection'.
- European Delivery is available for selected countries. Shipping costs will be calculated according to the weight of the products.
- Refrigerated shipping required for shipments going by sea or exceeding 7 days transit time.
- For additional information, please see our shipping page.