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3112979C1L — COVER,PROTECTIVE,DUST AND MOISTU

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3112979C1L: COVER,PROTECTIVE,DUST AND MOISTU.

COVER,PROTECTIVE,DUST AND MOISTU. Key specifications include end_item_identification: MRAP - UNIQUE NSN - MAXXPRO CAT I, part_name_assigned_by_controlling_agency: COVER,RR DOOR LOCKER SHAFT,RT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-556-5705, 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
3112979C1L
NSN: 5340-01-556-5705
FSC: 5340 — Hardware, Commercial
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
end_item_identificationMRAP - UNIQUE NSN - MAXXPRO CAT I
part_name_assigned_by_controlling_agencyCOVER,RR DOOR LOCKER SHAFT,RT
NSN5340-01-556-5705
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3112979C1L 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
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER,RR DOOR LOCKER SHAFT,RT
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - MAXXPRO CAT I
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
0147070917-00Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3112979C1L?
3112979C1L is a COVER,PROTECTIVE,DUST AND MOISTU.
What parts can replace 3112979C1L?
There is 1 known substitute for 3112979C1L: 0147070917-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 3112979C1L?
3112979C1L is cataloged in the U.S. Government catalog under NSN 5340-01-556-5705. 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.