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PPG Aerospace/PRC DeSoto® P/S Class B Fuel Tank Sealant PS890B1-2

PPG Aerospace / PRC DeSoto
Part # PS890B1-2=5N
Mfr. Part # PS890B1-2
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Boeing provides PPG Aerospace/PRC DeSoto PS890B1-2, P/S Class B as an aircraft integral fuel tank sealant. It as service temperature range from 65°F (-54°C) to 250°F (121°C), with intermittent excursions up to 275°F (135°C). 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 poly-sulfide compound. The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula. It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates.
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NSN
 
Cage Code
 
Country of origin
United States 
ECCN / USML
EAR99 
Schedule B
3214100020 
Dimensions (L x W x H)
2.75 x 2.75 x 14.5 IN
Total Shelf Life (days)
270 
Hazmat Code
Package Weight
.53 LB
FAA Approval Code
N/R
ISBN
 
Condition
Color
 
Brand
 
Hazmat(Y/N)
N 
LTL(Y/N)
N 
8130-3 Eligible
No 
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.
Item Replacement History
  • PS890B1-2
  • PS890B1-2
  • PS890B1/2

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