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B2930 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B2930: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL, cross-sectional_thickness: 0.433 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-352-3086, 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
B2930
NSN: 5330-00-352-3086
FSC: 5330 — Packing and Gasket Materials
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
cross-sectional_thickness0.433 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
NSN5330-00-352-3086
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B2930 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: 0.433 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.433 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
74502930Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4502930-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 B2930?
B2930 is a GASKET.
What parts can replace B2930?
There are 2 known substitutes for B2930: 74502930, 4502930-3. Substitute compatibility should be verified for your specific system.
What is the NSN for B2930?
B2930 is cataloged in the U.S. Government catalog under NSN 5330-00-352-3086. 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.