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PartsTable / COMPONENT / 12556953
12556953 ✓ 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

The BARREL,MACHINE GUN is a the manufacturer industrial component. Key specifications include color: CLEAR,NEUTRAL, material: METAL CONTAINER/CARTRIDGE, head_style: DEE CHAMFER, shaft_type: ROUND SINGLE ACTUATOR, design_type: NONREUSABLE, head_height: 0.156 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-135-7469, 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
12556953
NSN: 2590-01-135-7469
FSC: 2590
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
colorCLEAR,NEUTRAL
materialMETAL CONTAINER/CARTRIDGE
head_styleDEE CHAMFER
shaft_typeROUND SINGLE ACTUATOR
design_typeNONREUSABLE
head_height0.156 INCHES NOMINAL IN
shaft_length0.688 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class3A A
body_diameter2.090 INCHES NOMINAL IN
head_diameter0.469 INCHES NOMINAL IN
overall_width39.000 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
NSN2590-01-135-7469
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BARREL,MACHINE GUN TITLE COMPONENT PN 12556953 MFR BARREL,MACHINE GUN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2APA05500177Interchangeable
interchangeable cross-reference
interchangeable
PX-550-177Interchangeable
interchangeable cross-reference
interchangeable
83605600Interchangeable
interchangeable cross-reference
interchangeable
36056Interchangeable
interchangeable cross-reference
interchangeable
58055AInterchangeable
interchangeable cross-reference
interchangeable
22004PC58055AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12556953?
12556953 is a BARREL,MACHINE GUN.
What parts can replace 12556953?
There are 13 known substitutes for 12556953: 2APA05500177, PX-550-177, 83605600 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12556953?
12556953 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-135-7469. 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