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W-266 — RECTIFIER,SEMICONDUCTOR DEVICE,U

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

W-266: RECTIFIER,SEMICONDUCTOR DEVICE,U.

RECTIFIER,SEMICONDUCTOR DEVICE,U. Key specifications include material: COPPER ALLOY OVERALL, overall_length: 1.500 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, special_markings: 11/16 IN. IN, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL AND NONSPARKING AND NONMAGNETIC.

This part is cataloged in the U.S. Government catalog under NSN 5120-00-229-2768, 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-266
NSN: 5120-00-229-2768
NIINs: 002292768, 011462991
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
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_markings11/16 IN. IN
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL AND NONSPARKING AND NONMAGNETIC
drive_surface_size0.500 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.688 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
drive_end_outside_diameter1.031 INCHES NOMINAL IN
wrenching_end_opening_depth0.562 INCHES NOMINAL IN
wrenching_end_outside_diameter0.953 INCHES MINIMUM IN
NSN5120-00-229-2768
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RECTIFIER,SEMICONDUCTOR DEVICE,U TITLE COMPONENT PN W-266 MFR RECTIFIER,SEMICONDUCTO
KEY FEATURES
•
DRIVE SURFACE SIZE: 0.500 INCHES NOMINAL SINGLE END IN
•
WRENCHING SURFACE SIZE: 0.688 INCHES NOMINAL SINGLE END IN
•
WRENCHING END OUTSIDE DIAMETER: 0.953 INCHES MINIMUM IN
•
STYLE DESIGNATOR: INTERNAL-INTERNAL
•
FEATURES PROVIDED: MANUAL TOOL AND NONSPARKING AND NONMAGNETIC
•
WRENCHING SURFACE SHAPE: 12 POINT SINGLE END INTERNAL
•
DRIVE END SHAPE: SQUARE SINGLE END INTERNAL
TECHNICAL CHARACTERISTICS
DRIVE SURFACE SIZE0.500 INCHES NOMINAL SINGLE END IN
WRENCHING SURFACE SIZE0.688 INCHES NOMINAL SINGLE END IN
WRENCHING END OUTSIDE DIAMETER0.953 INCHES MINIMUM IN
STYLE DESIGNATORINTERNAL-INTERNAL
OVERALL LENGTH1.500 INCHES NOMINAL IN
FEATURES PROVIDEDMANUAL TOOL AND NONSPARKING AND NONMAGNETIC
WRENCHING SURFACE SHAPE12 POINT SINGLE END INTERNAL
DRIVE END SHAPESQUARE SINGLE END INTERNAL
WRENCHING END OPENING DEPTH0.562 INCHES NOMINAL IN
DRIVE END OUTSIDE DIAMETER1.031 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
W-931-2502Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is W-266?
W-266 is a RECTIFIER,SEMICONDUCTOR DEVICE,U.
What parts can replace W-266?
There is 1 known substitute for W-266: W-931-2502. Substitute compatibility should be verified for your specific system.
What is the NSN for W-266?
W-266 is cataloged in the U.S. Government catalog under NSN 5120-00-229-2768. 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.