PS870B-2 BMS 5-95U Type 1 Class B2 (100-ml-Semkit)
CORROSION RESISTANT SEALANT (100-ml-Semkit)
AERO P/N: 115611
Hazardous Material
Price matchedPrice matched based on current market rates, competitor pricing, or promotional adjustments.Total Available Stock: 449
UK
USA
449 In Stock (UK)
Available On Request
Expiry Date: 31/Dec/2026
Additional Stock Expected: 25/Sep/2026
Additional Quantity Available to Order: 160
Estimated Lead Time: 84 days
$105.32 excl VAT
P/S 870 Class B is a two-part, manganese dioxide cured corrosion inhibitive polysulfide sealant for aircraft. Provides excellent adhesion, flexibility, and resistance to jet fuel and aviation gas.
Product Features
OEM
-
OEM Part No.
-
Colour
-
Shelf Life in Months
6
Shelf Life in Days
180
UN No
UN3077+UN3082
Class
CL9+9
PG
PGIII+III
ECCN
EAR99
Country of Origin
United Kingdom
Commodity Code
32141010
Product Type
Sealants
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Information
Additional Product Information
Overview
P/S 870 Class B is a two-part, manganese dioxide cured corrosion inhibitive sealant designed for aircraft applications. It serves as a barrier against corrosion on aluminum alloys and between dissimilar metals. The cured sealant maintains excellent elastomeric properties after limited exposure to jet fuel and aviation gas.
Key Technical Specs
- Color: Part A Black, Part B White, Mixed Gray
- Mixing Ratio (By weight): Part A:Part B = 17:100
- Base Viscosity (Brookfield #7 @ 2 rpm): 11,000 Poise (1,100 Pa s)
- Slump: B-1/2: 0.15 (3.81 mm), B-2: 0.10 0.15 (2.54 3.81 mm), B-4: 0.10 0.15 (2.54 3.81 mm)
- Application Life & Cure Time @ 77 F (25 C), 50% RH:
- B-1/2: Life hr, Tack-free <4 hr, Durometer 9 hr
- B-2: Life 2 hr, Tack-free <14 hr, Durometer 20 hr
- B-4: Life 4 hr, Tack-free <32 hr, Durometer 72 hr
- Specific Gravity (Cured): 1.48
- Nonvolatile Content: 95%
Typical Applications
- Corrosion inhibition on aluminum alloys
- Sealing between dissimilar metals
- Aircraft structural sealing applications
- Fuel-resistant sealing in aerospace environments
Packaging & Procurement
- 100-ml Semkit
- Specification: BMS 5-95U Type 1 Class B2
Compatibility & Safety Notes
- Maintains elastomeric properties after exposure to jet fuel and aviation gas
- Suitable for aluminum and mixed-metal assemblies
Alternative Names & Descriptions
- P/S 870 B2 Sealant
- Aircraft Corrosion Inhibitive Sealant Class B2
Restrictions
Restrictions
Restricted
Hazardous
Yes
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
Bought Together
Shipping Information
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