PartsTable
Technical Data Sheet
Download PDF

CV121390 — COVER,PROTECTIVE,DUST AND MOISTU

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CV121390: COVER,PROTECTIVE,DUST AND MOISTU.

COVER,PROTECTIVE,DUST AND MOISTU. This part is cataloged in the U.S. Government catalog under NSN 5340-01-474-3247, 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
CV121390
NSN: 5340-01-474-3247
FSC: 5340 — Hardware, Commercial
CAGE: U8468 — FINNING (UK) LTD (GBR)
SPECIFICATIONS
end_item_identificationCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), DEPLOYABLE UNIVERSAL COMBAT EARTHMOVER (DEUCE), 30/30 (MODEL DV100), NSN 2430-01-423-2819, TM5-2430-200-24P, LIN: T76541, WSC: IA
NSN5340-01-474-3247
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CV121390 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), DEPLOYABLE UNIVERSAL COMBAT EARTHMOVER (DEUCE), 30/30 (MODEL DV100), NSN 2430-01-423-2819, TM5-2430-200-24P, LIN: T76541, WSC: IA
SUBSTITUTES & CROSS-REFERENCES 2
1600201Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1600201/CV121390Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy CV121390?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is CV121390?
CV121390 is a COVER,PROTECTIVE,DUST AND MOISTU.
What parts can replace CV121390?
There are 2 known substitutes for CV121390: 1600201, 1600201/CV121390. Substitute compatibility should be verified for your specific system.
What is the NSN for CV121390?
CV121390 is cataloged in the U.S. Government catalog under NSN 5340-01-474-3247. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — CV121390

✓ 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.