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304100-U00002 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

304100-U00002: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, design_type: FRICTION, overall_diameter: 0.281 INCHES NOMINAL IN, features_provided: SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-751-8279, 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
304100-U00002
NSN: 5340-00-751-8279
FSC: 5340 — Hardware, Commercial
CAGE: 30463 — DCX-CHOL ENTERPRISES, INC. (USA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
overall_diameter0.281 INCHES NOMINAL IN
features_providedSHOULDER
NSN5340-00-751-8279
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 304100-U00002 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 0.281 INCHES NOMINAL IN
•
FEATURES PROVIDED: SHOULDER
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER0.281 INCHES NOMINAL IN
FEATURES PROVIDEDSHOULDER
MATERIALPLASTIC
SUBSTITUTES & CROSS-REFERENCES 4
CP140-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
530173Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
GP825CN8Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
GP825N4Reference 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 304100-U00002?
304100-U00002 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 304100-U00002?
There are 4 known substitutes for 304100-U00002: CP140-4, 530173, GP825CN8 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 304100-U00002?
304100-U00002 is cataloged in the U.S. Government catalog under NSN 5340-00-751-8279. 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.