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5E8771 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5E8771: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-473-5704, 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
5E8771
NSN: 5331-01-473-5704
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
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
NSN5331-01-473-5704
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5E8771 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
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
SUBSTITUTES & CROSS-REFERENCES 2
17KP454Reference document
Same NSN cross-reference
Reference document — Secondary reference
10076264Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 5E8771?
5E8771 is a O-RING.
What parts can replace 5E8771?
There are 2 known substitutes for 5E8771: 17KP454, 10076264. Substitute compatibility should be verified for your specific system.
What is the NSN for 5E8771?
5E8771 is cataloged in the U.S. Government catalog under NSN 5331-01-473-5704. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.