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Technical Data Sheet
A-203-12 ✓ 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 phase: THREE INPUT, duty_cycle: CONTINUOUS, temp_rating: 50.0 OPERATING CELSIUS, keyway_depth: 0.0940 INCHES NOMINAL SINGLE END IN, keyway_width: 0.188 INCHES NOMINAL SINGLE END IN, power_rating: 2.000 HORSEPOWER OUTPUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-00-726-6131, 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
A-203-12
NSN: 1005-00-726-6131
FSC: 1005
CAGE: U4574 — FNH UK LTD (GBR)
SPECIFICATIONS
phaseTHREE INPUT
duty_cycleCONTINUOUS
temp_rating50.0 OPERATING CELSIUS
keyway_depth0.0940 INCHES NOMINAL SINGLE END IN
keyway_width0.188 INCHES NOMINAL SINGLE END IN
power_rating2.000 HORSEPOWER OUTPUT
thread_class3A SINGLE END A
winding_typeINDUCTION-SQUIRREL CAGE
keyway_length1.437 INCHES NOMINAL SINGLE END IN
overall_width13.305 INCHES IN
thread_length0.500 INCHES NOMINAL SINGLE END IN
cooling_methodAMBIENT AIR
NSN1005-00-726-6131
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BARREL,MACHINE GUN TITLE COMPONENT PN A-203-12 MFR BARREL,MACHINE GUN
KEY FEATURES
SURFACE TREATMENT: PHOSPHATE MANGANESE OUTSIDE
RIFLING DIRECTION: RIGHT-HANDRIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-C-320 CLASS 2A FED SPEC SINGLE TREATMENT RESPONSE INSIDE A
FSC APPLICATION DATA: MACHINE GUN,CAL..50
MATERIAL: STEEL
LAND WIDTH: 0.044 INCHES NOMINAL0.044 INCHES NOMINAL IN
WEAPON SIZE DESIGNATION: .50 CALIBER.50 CALIBER
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPHOSPHATE MANGANESE OUTSIDE
RIFLING DIRECTIONRIGHT-HANDRIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320 CLASS 2A FED SPEC SINGLE TREATMENT RESPONSE INSIDE A
OVERALL LENGTH45.000 INCHES NOMINAL45.000 INCHES NOMINAL IN
FSC APPLICATION DATAMACHINE GUN,CAL..50
MATERIALSTEEL
LAND WIDTH0.044 INCHES NOMINAL0.044 INCHES NOMINAL IN
WEAPON SIZE DESIGNATION.50 CALIBER.50 CALIBER
END ITEM IDENTIFICATIONMACHINE GUN,CAL. .50 (M2); NSN 1005-00-322-9715MACHINE GUN,CAL. .50 (M2); NSN 1005-00-322-9715
GROOVE WIDTH0.135 INCHES MINIMUM AND 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM0.140 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
A-203-12Interchangeable
interchangeable cross-reference
interchangeable
1203-15Interchangeable
interchangeable cross-reference
interchangeable
A-203-12 ITEM 72Interchangeable
interchangeable cross-reference
interchangeable
A-203-12 ITEM 74Interchangeable
interchangeable cross-reference
interchangeable
1005PL1557660Interchangeable
Same NIIN cross-reference
interchangeable
1005007266131Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-203-12?
A-203-12 is a BARREL,MACHINE GUN.
What parts can replace A-203-12?
There are 8 known substitutes for A-203-12: A-203-12, 1203-15, A-203-12 ITEM 72 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-203-12?
A-203-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1005-00-726-6131. This indicates validated use in U.S. government and defense supply chains.
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