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7741391 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7741391: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL, hole_diameter: 0.182 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, aperture_diameter: 1.125 INCHES NOMINAL IN, cross-sectional_thickness: 0.016 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-030-1517, 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
7741391
NSN: 5330-00-030-1517
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
hole_diameter0.182 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
aperture_diameter1.125 INCHES NOMINAL IN
cross-sectional_thickness0.016 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-030-1517
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7741391 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 THICKNESS: 0.016 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL: CELLULOSE OVERALL
•
HOLE DIAMETER: 0.182 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.016 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER1.125 INCHES NOMINAL IN
MATERIALCELLULOSE OVERALL
HOLE DIAMETER0.182 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 4
817220Reference document
Same NSN cross-reference
Reference document — Secondary reference
850309Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
525K616Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
34483Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7741391?
7741391 is a GASKET.
What parts can replace 7741391?
There are 4 known substitutes for 7741391: 817220, 850309, 525K616 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7741391?
7741391 is cataloged in the U.S. Government catalog under NSN 5330-00-030-1517. 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.