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0634 303 280 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

0634 303 280: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-01-329-2125, 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
0634 303 280
NSN: 5331-01-329-2125
FSC: 5331 — O-ring
CAGE: 6V370 — ZF GROUP NORTH AMERICAN OPERATIONS, INC. DBA ZF SERVICES NORTH AMERICA DIV SALES AND SERVICE (USA)
SPECIFICATIONS
Part Number0634 303 280
NSN5331-01-329-2125
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0634 303 280 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
10/907341Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
F9942-000702Reference document
Same NSN cross-reference
Reference document — Informative reference only
T116416Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0634 303 280?
0634 303 280 is a O-RING.
What parts can replace 0634 303 280?
There are 3 known substitutes for 0634 303 280: 10/907341, F9942-000702, T116416. Substitute compatibility should be verified for your specific system.
What is the NSN for 0634 303 280?
0634 303 280 is cataloged in the U.S. Government catalog under NSN 5331-01-329-2125. This indicates validated use in U.S. government and defense supply chains.
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