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Technical Data Sheet
W-261 ✓ 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 SOCKET,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, overall_length: 1.500 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, special_markings: 7/16 IN. IN, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL AND NONSPARKING AND NONMAGNETIC.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-222-2020, 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
W-261
NSN: 5120-00-222-2020
FSC: 5120
CAGE: 01DJ4 — AMPCO PARTNERS, LTD. DBA AMPCO SAFETY TOOLS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
overall_length1.500 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
special_markings7/16 IN. IN
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL AND NONSPARKING AND NONMAGNETIC
drive_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.438 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
drive_end_outside_diameter0.843 INCHES NOMINAL IN
wrenching_end_opening_depth0.438 INCHES NOMINAL IN
wrenching_end_outside_diameter0.625 INCHES MINIMUM IN
NSN5120-00-222-2020
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SOCKET,SOCKET WRENCH TITLE COMPONENT PN W-261 MFR SOCKET,SOCKET WRENCH
KEY FEATURES
DRIVE END OUTSIDE DIAMETER: 0.843 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY OVERALL
STYLE DESIGNATOR: INTERNAL-INTERNAL
DRIVE SURFACE SIZE: 0.500 INCHES NOMINAL SINGLE END IN
DRIVE END SHAPE: SQUARE SINGLE END INTERNAL
FEATURES PROVIDED: MANUAL TOOL AND NONSPARKING AND NONMAGNETIC
WRENCHING SURFACE SHAPE: 12 POINT SINGLE END INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE END OUTSIDE DIAMETER0.843 INCHES NOMINAL IN
OVERALL LENGTH1.500 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORINTERNAL-INTERNAL
DRIVE SURFACE SIZE0.500 INCHES NOMINAL SINGLE END IN
DRIVE END SHAPESQUARE SINGLE END INTERNAL
FEATURES PROVIDEDMANUAL TOOL AND NONSPARKING AND NONMAGNETIC
WRENCHING SURFACE SHAPE12 POINT SINGLE END INTERNAL
WRENCHING SURFACE SIZE0.438 INCHES NOMINAL SINGLE END IN
SPECIAL MARKINGS7/16 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
AW-924Interchangeable
interchangeable cross-reference
interchangeable
P-551Interchangeable
interchangeable cross-reference
interchangeable
3420037Interchangeable
interchangeable cross-reference
interchangeable
410 1434Interchangeable
Same NIIN cross-reference
interchangeable
W-924-2497Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W-261?
W-261 is a SOCKET,SOCKET WRENCH.
What parts can replace W-261?
There are 5 known substitutes for W-261: AW-924, P-551, 3420037 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W-261?
W-261 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-222-2020. This indicates validated use in U.S. government and defense supply chains.
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