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7539712 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7539712: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include construction: SOLID, style_designator: CIRCULAR, aperture_diameter: 10.999 INCHES MINIMUM AND 11.221 INCHES MAXIMUM IN, fabrication_method: SOLID, cross-sectional_width: 0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-753-9712, 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
7539712
NSN: 5330-00-753-9712
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
constructionSOLID
style_designatorCIRCULAR
aperture_diameter10.999 INCHES MINIMUM AND 11.221 INCHES MAXIMUM IN
fabrication_methodSOLID
cross-sectional_width0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
NSN5330-00-753-9712
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7539712 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
KEY FEATURES
•
CROSS-SECTIONAL WIDTH: 0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
APERTURE DIAMETER: 10.999 INCHES MINIMUM AND 11.221 INCHES MAXIMUM IN
•
FABRICATION METHOD: SOLID
•
CONSTRUCTION: SOLID
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL WIDTH0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
APERTURE DIAMETER10.999 INCHES MINIMUM AND 11.221 INCHES MAXIMUM IN
FABRICATION METHODSOLID
CONSTRUCTIONSOLID
SUBSTITUTES & CROSS-REFERENCES 5
HR166-282Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5330007539712Reference document
Same NSN cross-reference
Reference document — Informative reference only
6763404Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
P0701Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
62.31.028Reference document
Same NSN cross-reference
Reference document — Secondary 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 7539712?
7539712 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace 7539712?
There are 5 known substitutes for 7539712: HR166-282, 5330007539712, 6763404 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7539712?
7539712 is cataloged in the U.S. Government catalog under NSN 5330-00-753-9712. 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.