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M146R ✓ 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: STEEL OVERALL, overall_length: 0.875 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-367-4549, 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
M146R
NSN: 5120-01-367-4549
FSC: 5120
CAGE: 76377 — STANLEY INDUSTRIAL & AUTOMOTIVE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length0.875 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.250 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.438 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape6 POINT SINGLE END INTERNAL
nondefinitive_spec/std_data1 TYPE
specification/standard_data05047-B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5120-01-367-4549
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SOCKET,SOCKET WRENCH TITLE COMPONENT PN M146R MFR SOCKET,SOCKET WRENCH
KEY FEATURES
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
WRENCHING SURFACE SHAPE: 6 POINT SINGLE END INTERNAL
•
STYLE DESIGNATOR: INTERNAL-INTERNAL
•
DRIVE END SHAPE: SQUARE SINGLE END INTERNAL
•
WRENCHING SURFACE SIZE: 0.438 INCHES NOMINAL SINGLE END IN
•
MATERIAL: STEEL OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.875 INCHES NOMINAL IN
SURFACE TREATMENTCHROMIUM OVERALL
WRENCHING SURFACE SHAPE6 POINT SINGLE END INTERNAL
STYLE DESIGNATORINTERNAL-INTERNAL
DRIVE END SHAPESQUARE SINGLE END INTERNAL
WRENCHING SURFACE SIZE0.438 INCHES NOMINAL SINGLE END IN
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA1 TYPE
FEATURES PROVIDEDMANUAL TOOL
SPECIFICATION/STANDARD DATA05047-B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
27801Interchangeable
interchangeable cross-reference
interchangeable
B-3153Interchangeable
interchangeable cross-reference
interchangeable
M146Interchangeable
interchangeable cross-reference
interchangeable
8736091Interchangeable
interchangeable cross-reference
interchangeable
325Interchangeable
interchangeable cross-reference
interchangeable
H-26110Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M146R?
M146R is a SOCKET,SOCKET WRENCH.
What parts can replace M146R?
There are 15 known substitutes for M146R: 27801, B-3153, M146 and 12 more. Substitute compatibility should be verified for your specific system.
Is M146R still available?
M146R is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026