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40090930 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

40090930: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, special_features: SIZE 1/4 INCH, BOX 100, UNV. NUMBER B2-4 IN, part_name_assigned_by_controlling_agency: COPPER FLARE GASKET.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-689-9935, 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
40090930
NSN: 5330-01-689-9935
FSC: 5330 — Packing and Gasket Materials
CAGE: KCUC6 — MINISTRY OF DEFENCE, FUTURE AIRCRAFT CARRIER IPT (CVF IPT) (GBR)
SPECIFICATIONS
materialCOPPER OVERALL
special_featuresSIZE 1/4 INCH, BOX 100, UNV. NUMBER B2-4 IN
part_name_assigned_by_controlling_agencyCOPPER FLARE GASKET
NSN5330-01-689-9935
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40090930 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
•
MATERIAL: COPPER OVERALL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSIZE 1/4 INCH, BOX 100, UNV. NUMBER B2-4 IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOPPER FLARE GASKET
MATERIALCOPPER OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
21J12139Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40090930?
40090930 is a GASKET.
What parts can replace 40090930?
There is 1 known substitute for 40090930: 21J12139. Substitute compatibility should be verified for your specific system.
What is the NSN for 40090930?
40090930 is cataloged in the U.S. Government catalog under NSN 5330-01-689-9935. This indicates validated use in U.S. government and defense supply chains.
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