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PartsTable / COMPONENT / 1AL03
1AL03 ✓ 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: 2.750 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 5120-01-400-0255, 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
1AL03
NSN: 5120-01-400-0255
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length2.750 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.688 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape6 POINT SINGLE END INTERNAL
drive_end_outside_diameter0.968 INCHES MAXIMUM IN
nondefinitive_spec/std_data1 TYPE
specification/standard_data05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5120-01-400-0255
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SOCKET,SOCKET WRENCH TITLE COMPONENT PN 1AL03 MFR SOCKET,SOCKET WRENCH
KEY FEATURES
•
WRENCHING END OUTSIDE DIAMETER: 0.968 INCHES MAXIMUM IN
•
DRIVE END OUTSIDE DIAMETER: 0.968 INCHES MAXIMUM IN
•
WRENCHING END OPENING DEPTH: 0.375 INCHES MINIMUM IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
WRENCHING SURFACE SIZE: 0.688 INCHES NOMINAL SINGLE END IN
•
DRIVE END SHAPE: SQUARE SINGLE END INTERNAL
•
STYLE DESIGNATOR: INTERNAL-INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
WRENCHING END OUTSIDE DIAMETER0.968 INCHES MAXIMUM IN
DRIVE END OUTSIDE DIAMETER0.968 INCHES MAXIMUM IN
WRENCHING END OPENING DEPTH0.375 INCHES MINIMUM IN
OVERALL LENGTH2.750 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B107.110 CAT 1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WRENCHING SURFACE SIZE0.688 INCHES NOMINAL SINGLE END IN
DRIVE END SHAPESQUARE SINGLE END INTERNAL
STYLE DESIGNATORINTERNAL-INTERNAL
NONDEFINITIVE SPEC/STD DATA1 TYPE
WRENCHING SURFACE SHAPE6 POINT SINGLE END INTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
3522Interchangeable
interchangeable cross-reference
interchangeable
831-63-811Interchangeable
interchangeable cross-reference
interchangeable
318M0007P001Interchangeable
interchangeable cross-reference
interchangeable
V2334XInterchangeable
interchangeable cross-reference
interchangeable
184M4Interchangeable
interchangeable cross-reference
interchangeable
P250A8025Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1AL03?
1AL03 is a SOCKET,SOCKET WRENCH.
What parts can replace 1AL03?
There are 18 known substitutes for 1AL03: 3522, 831-63-811, 318M0007P001 and 15 more. Substitute compatibility should be verified for your specific system.
Is 1AL03 still available?
1AL03 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