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J201A8 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

J201A8: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-255-1851, 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
J201A8
NSN: 5331-01-255-1851
FSC: 5331 — O-ring
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
Part NumberJ201A8
NSN5331-01-255-1851
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: J201A8 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 5
4410173-9080CPReference document
Same NSN cross-reference
Reference document — Secondary reference
4410173-9080Reference document
Same NSN cross-reference
Reference document — Secondary reference
J201A8CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
280048-188 ITEM 70Reference document
Same NSN cross-reference
Reference document — Secondary reference
280048-188 ITEM 70CPReference document
Same NSN cross-reference
Reference document — Secondary reference
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 J201A8?
J201A8 is a O-RING.
What parts can replace J201A8?
There are 5 known substitutes for J201A8: 4410173-9080CP, 4410173-9080, J201A8CP and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for J201A8?
J201A8 is cataloged in the U.S. Government catalog under NSN 5331-01-255-1851. This indicates validated use in U.S. government and defense supply chains.
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