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57K7221 — MODIFICATION KIT,VEHICULAR EQUIP

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

57K7221: MODIFICATION KIT,VEHICULAR EQUIP.

MODIFICATION KIT,VEHICULAR EQUIP. Key specifications include usage_design: FIRE EXTINGUISHING SYSTEM, end_item_name: MANUAL FIRE EXTINGUISHING SYSTEM (MFES) AND BATTERY BACKUP KIT, end_item_source: 19207, end_item_identification: HMMWV, part_name_assigned_by_controlling_agency: KIT, VEHICULAR MODIFICATION, MANUAL FIRE EXTINGUISHING SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 2530-01-592-8943, 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
57K7221
NSN: 2530-01-592-8943
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
usage_designFIRE EXTINGUISHING SYSTEM
end_item_nameMANUAL FIRE EXTINGUISHING SYSTEM (MFES) AND BATTERY BACKUP KIT
end_item_source19207
end_item_identificationHMMWV
part_name_assigned_by_controlling_agencyKIT, VEHICULAR MODIFICATION, MANUAL FIRE EXTINGUISHING SYSTEM
NSN2530-01-592-8943
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MODIFICATION KIT,VEHICULAR EQUIP TITLE COMPONENT PN 57K7221 MFR MODIFICATION KIT,VEHIC
KEY FEATURES
•
END ITEM SOURCE: 19207
•
END ITEM NAME: MANUAL FIRE EXTINGUISHING SYSTEM (MFES) AND BATTERY BACKUP KIT
•
USAGE DESIGN: FIRE EXTINGUISHING SYSTEM
TECHNICAL CHARACTERISTICS
END ITEM SOURCE19207
END ITEM NAMEMANUAL FIRE EXTINGUISHING SYSTEM (MFES) AND BATTERY BACKUP KIT
PART NAME ASSIGNED BY CONTROLLING AGENCYKIT, VEHICULAR MODIFICATION, MANUAL FIRE EXTINGUISHING SYSTEM
END ITEM IDENTIFICATIONHMMWV
USAGE DESIGNFIRE EXTINGUISHING SYSTEM
OTHER ITEMS IN FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-001-0012 2530-00-001-0035 2530-00-001-2633 2530-00-001-3371 2530-00-001-3390 2530-00-001-3393 2530-00-001-3426 2530-00-001-3427
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
HAZMAT per U.S. Government catalogAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 57K7221?
57K7221 is a MODIFICATION KIT,VEHICULAR EQUIP.
What is the NSN for 57K7221?
57K7221 is cataloged in the U.S. Government catalog under NSN 2530-01-592-8943. 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.