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1376856 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1376856: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, end_item_identification: 12 CLINDER DEISEL ENGINE 3512B;CLASS AGE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-477-1965, 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
1376856
NSN: 5331-01-477-1965
FSC: 5331 — O-ring
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
end_item_identification12 CLINDER DEISEL ENGINE 3512B;CLASS AGE
NSN5331-01-477-1965
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1376856 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
KEY FEATURES
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION12 CLINDER DEISEL ENGINE 3512B;CLASS AGE
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 1
197-7006Same 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 1376856?
1376856 is a O-RING.
What parts can replace 1376856?
There is 1 known substitute for 1376856: 197-7006. Substitute compatibility should be verified for your specific system.
What is the NSN for 1376856?
1376856 is cataloged in the U.S. Government catalog under NSN 5331-01-477-1965. This indicates validated use in U.S. government and defense supply chains.
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