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4260809 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include color: GREEN, mounting_hole_type: UNABLE TO DECODE, peripheral_shape_style: ROUND, MULTI HOLES, end_item_identification: 4210-01-622-0440;TRUCK,FIRE FIGHTING, part_name_assigned_by_controlling_agency: COVER,BRG,XMSN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-658-6997, 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
4260809
NSN: 5340-01-658-6997
FSC: 5340
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
colorGREEN
special_featuresFINISH PER FM100: C60 TYPE III,P20 TYPE VI,P30 TYPE VI CARC GREEN;OPTIONAL FINISH PER FM100: C50 TYPE I,P20 TYPE I, P30 TYPE VI CARC GREEN
mounting_hole_typeUNABLE TO DECODE
peripheral_shape_styleROUND, MULTI HOLES
end_item_identification4210-01-622-0440;TRUCK,FIRE FIGHTING
mounting_hole/slot_quantity8
part_name_assigned_by_controlling_agencyCOVER,BRG,XMSN
NSN5340-01-658-6997
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4260809 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
•
COLOR: GREEN
•
MOUNTING HOLE/SLOT QUANTITY: 8
•
MOUNTING HOLE TYPE: UNABLE TO DECODE
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
TECHNICAL CHARACTERISTICS (FLIS)
COLORGREEN
MOUNTING HOLE/SLOT QUANTITY8
MOUNTING HOLE TYPEUNABLE TO DECODE
END ITEM IDENTIFICATION4210-01-622-0440;TRUCK,FIRE FIGHTING
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
SPECIAL FEATURESFINISH PER FM100: C60 TYPE III,P20 TYPE VI,P30 TYPE VI CARC GREEN;OPTIONAL FINISH PER FM100: C50 TYPE I,P20 TYPE I, P30 TYPE VI CARC GREEN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER,BRG,XMSN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
73318Interchangeable
interchangeable cross-reference
interchangeable
8064Interchangeable
interchangeable cross-reference
interchangeable
6026-0000-009Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4260809?
4260809 is a COVER,ACCESS.
What parts can replace 4260809?
There are 3 known substitutes for 4260809: 73318, 8064, 6026-0000-009. Substitute compatibility should be verified for your specific system.
What is the NSN for 4260809?
4260809 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-658-6997. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026