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8C3085 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8C3085: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 7.7 MILLIMETERS NOMINAL MM, cross-sectional_height: 1.8 MILLIMETERS NOMINAL MM, end_item_identification: TRACTOR TRAILER, CATERPILLAR 950. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-855-8059, 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
8C3085
NSN: 5331-00-855-8059
NIINs: 008558059, 014384634
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
hardness_rating90.0 SHORE DUROMETER A NOMINAL
center_hole_diameter7.7 MILLIMETERS NOMINAL MM
cross-sectional_height1.8 MILLIMETERS NOMINAL MM
end_item_identificationTRACTOR TRAILER, CATERPILLAR 950
NSN5331-00-855-8059
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8C3085 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
•
CROSS-SECTIONAL HEIGHT: 0.070 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.070 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 3
10076195Reference document
Same NSN cross-reference
Reference document — Informative reference only
4J-5477Reference document
Same NSN cross-reference
Reference document — Secondary reference
19-004-1753Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8C3085?
8C3085 is a O-RING.
What parts can replace 8C3085?
There are 3 known substitutes for 8C3085: 10076195, 4J-5477, 19-004-1753. Substitute compatibility should be verified for your specific system.
What is the NSN for 8C3085?
8C3085 is cataloged in the U.S. Government catalog under NSN 5331-00-855-8059. This indicates validated use in U.S. government and defense supply chains.
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