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1A-7650 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1A-7650: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: ENGINE,DIESEL/20604. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-599-1285, 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
1A-7650
NSN: 5330-00-599-1285
NIINs: 005991285, 012878073
FSC: 5330 — Packing and Gasket Materials
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
end_item_identificationENGINE,DIESEL/20604
NSN5330-00-599-1285
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1A-7650 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: 0.058 INCHES NOMINAL IN
•
HARDNESS RATING: 85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 5.125 INCHES NOMINAL IN
•
APERTURE DIAMETER: 4.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.058 INCHES NOMINAL IN
HARDNESS RATING85.0 SHORE DUROMETER A MINIMUM AND 95.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER5.125 INCHES NOMINAL IN
APERTURE DIAMETER4.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 10
11582Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
UMP17Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
130167Reference document
Same NSN cross-reference
Reference document — Secondary reference
122P115Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
863958Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1AHW17Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1A-7650?
1A-7650 is a GASKET.
What parts can replace 1A-7650?
There are 10 known substitutes for 1A-7650: 11582, UMP17, 130167 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1A-7650?
1A-7650 is cataloged in the U.S. Government catalog under NSN 5330-00-599-1285. This indicates validated use in U.S. government and defense supply chains.
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