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1AH87 ✓ 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

RATCHET ATTACHMENT,SOCKET WRENCH. Key specifications include material: STEEL OVERALL, overall_length: 1.312 INCHES NOMINAL IN, drive_end_shape: SQUARE FIRST END INTERNAL, style_designator: EXTERNAL-INTERNAL, surface_treatment: CHROMIUM OVERALL, drive_surface_size: 0.375 INCHES NOMINAL BOTH ENDS IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-399-9757, 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
1AH87
NSN: 5120-01-399-9757
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.312 INCHES NOMINAL IN
drive_end_shapeSQUARE FIRST END INTERNAL
style_designatorEXTERNAL-INTERNAL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL BOTH ENDS IN
NSN5120-01-399-9757
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RATCHET ATTACHMENT,SOCKET WRENCH TITLE COMPONENT PN 1AH87 MFR RATCHET ATTACHMENT,SOC
KEY FEATURES
•
DRIVE SURFACE SIZE: 0.375 INCHES NOMINAL BOTH ENDS IN
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
DRIVE END SHAPE: SQUARE FIRST END INTERNAL
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: EXTERNAL-INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE SURFACE SIZE0.375 INCHES NOMINAL BOTH ENDS IN
SURFACE TREATMENTCHROMIUM OVERALL
DRIVE END SHAPESQUARE FIRST END INTERNAL
DRIVE END SHAPESQUARE SECOND END EXTERNAL
MATERIALSTEEL OVERALL
STYLE DESIGNATOREXTERNAL-INTERNAL
OVERALL LENGTH1.312 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
5247Interchangeable
interchangeable cross-reference
interchangeable
5247RInterchangeable
interchangeable cross-reference
interchangeable
01-93-012Interchangeable
interchangeable cross-reference
interchangeable
ST-45200Interchangeable
interchangeable cross-reference
interchangeable
LT-20045Interchangeable
interchangeable cross-reference
interchangeable
4Q-4200Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1AH87?
1AH87 is a RATCHET ATTACHMENT,SOCKET WRENCH.
What parts can replace 1AH87?
There are 11 known substitutes for 1AH87: 5247, 5247R, 01-93-012 and 8 more. Substitute compatibility should be verified for your specific system.
Is 1AH87 still available?
1AH87 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