PartsTable
Technical Data Sheet
PartsTable / O-RING / 2-126 N674-7
2-126 N674-7 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-493-8164, 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
2-126 N674-7
NSN: 5331-00-493-8164
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
Part Number2-126 N674-7
NSN5331-00-493-8164
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-126 N674-7 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
MS29513-126Interchangeable
interchangeable cross-reference
interchangeable
211110Interchangeable
interchangeable cross-reference
interchangeable
2-126N674-70Interchangeable
Same NIIN cross-reference
interchangeable
D0551279Interchangeable
Same NIIN cross-reference
interchangeable
P2/PPPP/400 ITEM 3Interchangeable
Same NIIN cross-reference
interchangeable
N0674 2-126Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-126 N674-7?
2-126 N674-7 is a O-RING.
What parts can replace 2-126 N674-7?
There are 9 known substitutes for 2-126 N674-7: MS29513-126, 211110, 2-126N674-70 and 6 more. Substitute compatibility should be verified for your specific system.
Is 2-126 N674-7 still available?
2-126 N674-7 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026