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40GSKBUMS — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

40GSKBUMS: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, outside_diameter: 4.000 INCHES NOMINAL IN, cross-sectional_thickness: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-346-3817, 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
40GSKBUMS
NSN: 5330-01-346-3817
NIINs: 013463817, 014091718
FSC: 5330 — Packing and Gasket Materials
CAGE: 80691 — EVER TITE COUPLING CO INC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
outside_diameter4.000 INCHES NOMINAL IN
cross-sectional_thickness1.500 INCHES NOMINAL IN
NSN5330-01-346-3817
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40GSKBUMS 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: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 4.880 INCHES NOMINAL IN
•
APERTURE DIAMETER: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER4.880 INCHES NOMINAL IN
APERTURE DIAMETER4.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
12380250Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
H6476M4Reference document
Same NSN cross-reference
Reference document — Secondary reference
H06476MReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40GSKBUMS?
40GSKBUMS is a GASKET.
What parts can replace 40GSKBUMS?
There are 3 known substitutes for 40GSKBUMS: 12380250, H6476M4, H06476M. Substitute compatibility should be verified for your specific system.
What is the NSN for 40GSKBUMS?
40GSKBUMS is cataloged in the U.S. Government catalog under NSN 5330-01-346-3817. This indicates validated use in U.S. government and defense supply chains.
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