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Technical Data Sheet
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21542998 — GASKET SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21542998: GASKET SET.

The GASKET SET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-400-5582, 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
21542998
NSN: 5330-00-400-5582
FSC: 5330 — Packing and Gasket Materials
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
Part Number21542998
NSN5330-00-400-5582
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21542998 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
SUBSTITUTES & CROSS-REFERENCES 3
3378-18Reference document
Same NSN cross-reference
Reference document — Secondary reference
21542946Reference document
Same NSN cross-reference
Reference document — Secondary reference
K08ESame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 21542998?
21542998 is a GASKET SET.
What parts can replace 21542998?
There are 3 known substitutes for 21542998: 3378-18, 21542946, K08E. Substitute compatibility should be verified for your specific system.
What is the NSN for 21542998?
21542998 is cataloged in the U.S. Government catalog under NSN 5330-00-400-5582. This indicates validated use in U.S. government and defense supply chains.
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