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86539389 — COVER,PROTECTIVE,DUST AND MOISTU

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

86539389: COVER,PROTECTIVE,DUST AND MOISTU.

COVER,PROTECTIVE,DUST AND MOISTU. Key specifications include material: RUBBER, special_features: RUBBER DUST CAP, end_item_identification: 721C BRITISH ARMY WHEEL LOADER, part_name_assigned_by_controlling_agency: DUST CAP. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-577-6817, 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
86539389
NSN: 5340-01-577-6817
FSC: 5340 — Hardware, Commercial
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialRUBBER
special_featuresRUBBER DUST CAP
end_item_identification721C BRITISH ARMY WHEEL LOADER
part_name_assigned_by_controlling_agencyDUST CAP
NSN5340-01-577-6817
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 86539389 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: RUBBER
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESRUBBER DUST CAP
PART NAME ASSIGNED BY CONTROLLING AGENCYDUST CAP
END ITEM IDENTIFICATION721C BRITISH ARMY WHEEL LOADER
MATERIALRUBBER
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
CV121718Same 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 86539389?
86539389 is a COVER,PROTECTIVE,DUST AND MOISTU.
What parts can replace 86539389?
There is 1 known substitute for 86539389: CV121718. Substitute compatibility should be verified for your specific system.
What is the NSN for 86539389?
86539389 is cataloged in the U.S. Government catalog under NSN 5340-01-577-6817. This indicates validated use in U.S. government and defense supply chains.
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