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4391588 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4391588: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include end_item_identification: DOZER GROUP, part_name_assigned_by_controlling_agency: QUICK DICONNECT COUPLING. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-671-3429, 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
4391588
NSN: 2815-01-671-3429
NIINs: 016713429, 016905321
FSC: 2815 — Diesel Engines and Components
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
end_item_identificationDOZER GROUP
part_name_assigned_by_controlling_agencyQUICK DICONNECT COUPLING
NSN2815-01-671-3429
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN 4391588 MFR PISTON,INTERNAL COMBUS
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONJOINT LIGHT TACTICAL VEHICLES, FAMILY OF VEHICLES
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 4391588?
4391588 is a PISTON,INTERNAL COMBUSTION ENGIN.
What is the NSN for 4391588?
4391588 is cataloged in the U.S. Government catalog under NSN 2815-01-671-3429. 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.