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Technical Data Sheet
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OR-904 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

OR-904: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-260-8952, 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
OR-904
NSN: 5331-01-260-8952
FSC: 5331 — O-ring
CAGE: 1EP30 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
Part NumberOR-904
NSN5331-01-260-8952
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: OR-904 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 3
2CP567Reference document
Same NSN cross-reference
Reference document — Secondary reference
1124510Reference document
Same NSN cross-reference
Reference document — Secondary reference
D1301489 ITEM 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is OR-904?
OR-904 is a O-RING.
What parts can replace OR-904?
There are 3 known substitutes for OR-904: 2CP567, 1124510, D1301489 ITEM 5. Substitute compatibility should be verified for your specific system.
What is the NSN for OR-904?
OR-904 is cataloged in the U.S. Government catalog under NSN 5331-01-260-8952. This indicates validated use in U.S. government and defense supply chains.
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