This aircraft fuel tank sealant is a two-part polysulfide compound designed for sealing fuel tanks and fuselage applications. It cures at room temperature, providing strong adhesion to various aircraft materials and maintaining elastomeric properties after extended exposure to jet fuel and aviation gas. Ideal for integral fuel tank sealing.
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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 B is an aircraft integral fuel tank sealant. This material is designed for fillet 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 B 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: 6 oz
Form: Liquid (Part A), Solid (Part B)
Color: Black/White (Part A/B)
Odor/Scent: Paste
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 <=50% Calcium Carbonate, >=1 to <=5% toluene >=1 to <=5% Titanium Dioxide (Part B)
Application Time: 2 hr
Curing Time: 48 hr
Density: 14.96 lb/gal (Part A), 12.52 lb/gal (Part B)
Specific Gravity: 1.55
Viscosity: >21 cSt
Tack-Free Time: <6 hr
VOC Content: 57 g/L
Application Method: Extrusion Gun and Spatula
Shelf Life: 180 Days
Storage Temperature: 80 deg F
Relative density: 1.76 lb/gal (Part A), 1.5 lb/gal (Part B)
Flash Point: 153 deg F
Boiling point: 680 deg F
Temperature Rating: -65 to 250 deg F
Suitable for Use With: Aircraft Fuselage Sealing
Domestic/Import: Domestic
Technical Information
AMS-S-8802 Type 2 Class B-2 Approved
Boeing BMS 5-44 Class B-2 Approved
Cessna CMNP021 Type I, Class B-2 Approved
De Havilland DHMS S307 Class B-2 Approved
Lockheed FMS-1049 FORM II and III, Class B-1 Approved
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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.
