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634L657 — MODIFICATION KIT,GUN,WEAPON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

634L657: MODIFICATION KIT,GUN,WEAPON.

The MODIFICATION KIT,GUN,WEAPON is a the manufacturer industrial component. Key specifications include supplementary_features: COGNIZANT USER SERVICE ROYAL UNITED KINGDOM AIR FORCE, end_item_identification: MINIGUN SPARES 7.62 MM MM. This part is cataloged in the U.S.

Government catalog under NSN 1005-01-373-4138, 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
634L657
NSN: 1005-01-373-4138
FSC: 1005 — Guns, Through 30mm
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
supplementary_featuresCOGNIZANT USER SERVICE ROYAL UNITED KINGDOM AIR FORCE
end_item_identificationMINIGUN SPARES 7.62 MM MM
NSN1005-01-373-4138
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MODIFICATION KIT,GUN,WEAPON TITLE COMPONENT PN 634L657 MFR MODIFICATION KIT,GUN,W
KEY FEATURES
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SUPPLEMENTARY FEATURES: COGNIZANT USER SERVICE ROYAL UNITED KINGDOM AIR FORCE
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCOGNIZANT USER SERVICE ROYAL UNITED KINGDOM AIR FORCE
END ITEM IDENTIFICATIONMINIGUN SPARES 7.62 MM MM
OTHER ITEMS IN FSC 1005 — Guns, Through 30mm
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1005-00-000-0061 1005-00-001-2676 1005-00-001-5589 1005-00-002-0996 1005-00-003-1073 1005-00-003-2251 1005-00-003-2267 1005-00-003-2268
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 634L657?
634L657 is a MODIFICATION KIT,GUN,WEAPON.
What is the NSN for 634L657?
634L657 is cataloged in the U.S. Government catalog under NSN 1005-01-373-4138. 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.