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Technical Data Sheet
PartsTable / COMPONENT / 204-0920
204-0920 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAP,PROTECTIVE,DUST AND MOISTURE. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-474-3118, 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
204-0920
NSN: 5340-01-474-3118
FSC: 5340
CAGE: U8468 — FINNING (UK) LTD (GBR)
SPECIFICATIONS
end_item_identificationCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), DEPLOYABLE UNIVERSAL COMBAT EARTHMOVER (DEUCE), 30/30 (MODEL DV100), NSN 2430-01-423-2819, TM5-2430-200-24P, LIN: T76541, WSC:IA
NSN5340-01-474-3118
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 204-0920 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 (FLIS)
END ITEM IDENTIFICATIONCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), DEPLOYABLE UNIVERSAL COMBAT EARTHMOVER (DEUCE), 30/30 (MODEL DV100), NSN 2430-01-423-2819, TM5-2430-200-24P, LIN: T76541, WSC:IA
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
171337Interchangeable
interchangeable cross-reference
interchangeable
171337-1Interchangeable
interchangeable cross-reference
interchangeable
1899AS288-01Interchangeable
interchangeable cross-reference
interchangeable
CV136823Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 204-0920?
204-0920 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 204-0920?
There are 4 known substitutes for 204-0920: 171337, 171337-1, 1899AS288-01 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 204-0920?
204-0920 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-474-3118. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026