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6V-8397 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6V-8397: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-00-579-6495, 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
6V-8397
NSN: 5331-00-579-6495
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
Part Number6V-8397
NSN5331-00-579-6495
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6V-8397 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 7
A00542Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CI-0012Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-012N-7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
0001229Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
OR9,25X1,78 2-012 N674-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
97213070FReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6V-8397?
6V-8397 is a O-RING.
What parts can replace 6V-8397?
There are 7 known substitutes for 6V-8397: A00542, CI-0012, 2-012N-7 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6V-8397?
6V-8397 is cataloged in the U.S. Government catalog under NSN 5331-00-579-6495. 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.