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PartsTable / COMPONENT / 4HS251
4HS251 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include end_item_identification: 2320-01-528-6636; TRUCK TRACTOR, part_name_assigned_by_controlling_agency: PARTS KIT DRIVING AXLE DIFFERENTIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-558-8831, 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
4HS251
NSN: 3040-01-558-8831
FSC: 3040
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
end_item_identification2320-01-528-6636; TRUCK TRACTOR
part_name_assigned_by_controlling_agencyPARTS KIT DRIVING AXLE DIFFERENTIAL
NSN3040-01-558-8831
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN 4HS251 MFR CYLINDER ASSEMBLY,HYDR
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYPARTS KIT DRIVING AXLE DIFFERENTIAL
END ITEM IDENTIFICATION2320-01-528-6636; TRUCK TRACTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
122353Interchangeable
interchangeable cross-reference
interchangeable
121892Interchangeable
interchangeable cross-reference
interchangeable
000-607-2968Interchangeable
interchangeable cross-reference
interchangeable
FD-73475Interchangeable
interchangeable cross-reference
interchangeable
144EX610Interchangeable
interchangeable cross-reference
interchangeable
82860Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4HS251?
4HS251 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace 4HS251?
There are 7 known substitutes for 4HS251: 122353, 121892, 000-607-2968 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4HS251?
4HS251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-558-8831. 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