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2-237N951-75 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-237N951-75: O-RING.

The O-RING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5331-00-325-6310, 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
2-237N951-75
NSN: 5331-00-325-6310
FSC: 5331 — O-ring
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
Part Number2-237N951-75
NSN5331-00-325-6310
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-237N951-75 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 6
SAE AS568B-237Reference document
Same NSN cross-reference
Reference document — Secondary reference
25K40312Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-237Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2H6338Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8T7174Reference document
Same NSN cross-reference
Reference document — Secondary reference
5660799Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-237N951-75?
2-237N951-75 is a O-RING.
What parts can replace 2-237N951-75?
There are 6 known substitutes for 2-237N951-75: SAE AS568B-237, 25K40312, AS568-237 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-237N951-75?
2-237N951-75 is cataloged in the U.S. Government catalog under NSN 5331-00-325-6310. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.