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90APAD — INSULATION,THERMAL,SPECIAL PURPO

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90APAD: INSULATION,THERMAL,SPECIAL PURPO.

INSULATION,THERMAL,SPECIAL PURPO. Key specifications include end_item_identification: BOAT ALT 34 PB, part_name_assigned_by_controlling_agency: INSULATION PAD FOR ENGINE EXHAUST SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-674-7331, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
90APAD
NSN: 5330-01-674-7331
FSC: 5330 — Packing and Gasket Materials
CAGE: 9D472 — CE THURSTON & SONS INC (USA)
SPECIFICATIONS
end_item_identificationBOAT ALT 34 PB
part_name_assigned_by_controlling_agencyINSULATION PAD FOR ENGINE EXHAUST SYSTEM
NSN5330-01-674-7331
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90APAD MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYINSULATION PAD FOR ENGINE EXHAUST SYSTEM
END ITEM IDENTIFICATIONBOAT ALT 34 PB
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90APAD?
90APAD is a INSULATION,THERMAL,SPECIAL PURPO.
What is the NSN for 90APAD?
90APAD is cataloged in the U.S. Government catalog under NSN 5330-01-674-7331. This indicates validated use in U.S. government and defense supply chains.
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