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FC044A ✓ 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

CROWFOOT ATTACHMENT,SOCKET WRENC. Key specifications include material: STEEL OVERALL, overall_length: 2.375 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, style_designator: OPEN END, surface_treatment: CHROMIUM OVERALL, drive_surface_size: 0.375 INCHES NOMINAL SINGLE END 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 5120-01-661-6760, 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
FC044A
NSN: 5120-01-661-6760
FSC: 5120
CAGE: A3460 — GE AVIO SRL (ITA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length2.375 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
style_designatorOPEN END
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
wrenching_surface_size1.375 INCHES NOMINAL SINGLE END IN
end_item_identificationARSS
wrenching_surface_shapeOVAL SINGLE END INTERNAL
NSN5120-01-661-6760
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CROWFOOT ATTACHMENT,SOCKET WRENC TITLE COMPONENT PN FC044A MFR CROWFOOT ATTACHMENT,SO
KEY FEATURES
•
DRIVE END SHAPE: SQUARE SINGLE END INTERNAL
•
MATERIAL: STEEL OVERALL
•
DRIVE SURFACE SIZE: 0.375 INCHES NOMINAL SINGLE END IN
•
WRENCHING SURFACE SIZE: 1.375 INCHES NOMINAL SINGLE END IN
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
STYLE DESIGNATOR: OPEN END
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE END SHAPESQUARE SINGLE END INTERNAL
MATERIALSTEEL OVERALL
OVERALL LENGTH2.375 INCHES NOMINAL IN
END ITEM IDENTIFICATIONARSS
DRIVE SURFACE SIZE0.375 INCHES NOMINAL SINGLE END IN
WRENCHING SURFACE SIZE1.375 INCHES NOMINAL SINGLE END IN
SURFACE TREATMENTCHROMIUM OVERALL
STYLE DESIGNATOROPEN END
WRENCHING SURFACE SHAPEOVAL SINGLE END INTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
5120PL1012202Interchangeable
interchangeable cross-reference
interchangeable
B107.21Interchangeable
interchangeable cross-reference
interchangeable
B107.100 CAT 21 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
FC44AInterchangeable
Same NIIN cross-reference
interchangeable
11A7000191-5Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FC044A?
FC044A is a CROWFOOT ATTACHMENT,SOCKET WRENC.
What parts can replace FC044A?
There are 5 known substitutes for FC044A: 5120PL1012202, B107.21, B107.100 CAT 21 TY2CL1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FC044A?
FC044A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-661-6760. 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