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A1262711180 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A1262711180: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. This part is cataloged in the U.S. Government catalog under NSN 5330-01-301-5187, 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
A1262711180
NSN: 5330-01-301-5187
FSC: 5330 — Packing and Gasket Materials
CAGE: FC1R9 — GARAGE DE GENAS (FRA)
SPECIFICATIONS
Part NumberA1262711180
NSN5330-01-301-5187
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A1262711180 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 7
474-3733Reference document
Same NSN cross-reference
Reference document — Informative reference only
1262711080Reference document
Same NSN cross-reference
Reference document — Secondary reference
453 8742-601Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1262710280Reference document
Same NSN cross-reference
Reference document — Secondary reference
A1262711080Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
94204-991Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 A1262711180?
A1262711180 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace A1262711180?
There are 7 known substitutes for A1262711180: 474-3733, 1262711080, 453 8742-601 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1262711180?
A1262711180 is cataloged in the U.S. Government catalog under NSN 5330-01-301-5187. 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.