This two-part fuel tank sealant is designed for brush and fay sealing in aircraft applications. It cures at room temperature to create a resilient seal with strong adhesion to various substrates. The sealant maintains elastomeric properties even after extended exposure to jet fuel and aviation gas.
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WARNING: This product can expose you to chemicals including CARBON BLACK (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE [= 10 MICROMETERS]), TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) and TOLUENE which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Overview
P/S Class C is an integral fuel tank sealant. This material is designed for brush and fay sealing of fuel tanks and other aircraft fuselage sealing applications. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. P/S 890 Class C is a two-part, manganese dioxide cured polysulfide compound. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates.
Specifications
Series: P/S 890
Container Size: 1 pt
Form: Liquid
Color: Black/Off-White (Part A/B)
Composition: >=20 to <=50% Manganese Dioxide, >=20 to <=50% Terphenyl, Hydrogenated, >=5 to <=10% Zeolites, >=5 to <=10% Polyphenyls, Quarter and Higher, Partially Hydrogenated, >=1 to <=5% Talc, >=1 to <=5% Carbon Black, >=1 to <=5% Terphenyl, >=1 to <=5% Magnesium Carbonate, >=1 to <=4.6% 1, 3-diphenylguanidine (Part A), >=20 to <=49% Calcium Carbonate, >=5 to <=10% Limestone, >=5 to <10% toluene >=1 to <=5% Titanium Dioxide, <1% 2-(3, 4-epoxycyclohexyl)ethyltrimethoxysilane (Part B)
Application Time: 24 hr
Curing Time: <3 Weeks
Density: 14.69 lb/gal (Part A), 13.02 lb/gal (Part B)
Specific Gravity: 1.54
Viscosity: >21 cSt
Tack-Free Time: >80 hr
VOC Content: 89 g/L
Application Method: Extrusion Gun, Spatula and Brush
Shelf Life: 180 Days
Storage Temperature: 80 deg F
Relative density: 1.76 lb/gal (Part A), 1.56 lb/gal (Part B)
Flash Point: 82 deg F
Boiling point: 680 deg F (Part A), >100 deg F (Part B)
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DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. Seeterms & conditions.
