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Technical Data Sheet
PartsTable / COMPONENT / 1AM21
1AM21 ✓ 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 HANDLE,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 14.87 INCHES MINIMUM AND 16.87 INCHES MAXIMUM IN, drive_end_shape: SQUARE SINGLE END EXTERNAL, special_features: STANDARD HEAD; 38 TOOTH; STRAIGHT ROUND KNURLED STEEL HANDLE, style_designator: RATCHET, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-400-0231, 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
1AM21
NSN: 5120-01-400-0231
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length14.87 INCHES MINIMUM AND 16.87 INCHES MAXIMUM IN
drive_end_shapeSQUARE SINGLE END EXTERNAL
special_featuresSTANDARD HEAD; 38 TOOTH; STRAIGHT ROUND KNURLED STEEL HANDLE
style_designatorRATCHET
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.500 INCHES NOMINAL SINGLE END IN
nondefinitive_spec/std_data1 TYPE AND 2 CLASS AND B STYLE
specification/standard_data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5120-01-400-0231
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HANDLE,SOCKET WRENCH TITLE COMPONENT PN 1AM21 MFR HANDLE,SOCKET WRENCH
KEY FEATURES
•
SPECIFICATION/STANDARD DATA: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
STYLE DESIGNATOR: RATCHET
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2 CLASS AND B STYLE
•
DRIVE END SHAPE: SQUARE SINGLE END EXTERNAL
•
DRIVE SURFACE SIZE: 0.500 INCHES NOMINAL SINGLE END IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
STYLE DESIGNATORRATCHET
SURFACE TREATMENTCHROMIUM OVERALL
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS AND B STYLE
SPECIAL FEATURESSTANDARD HEAD; 38 TOOTH; STRAIGHT ROUND KNURLED STEEL HANDLE
DRIVE END SHAPESQUARE SINGLE END EXTERNAL
DRIVE SURFACE SIZE0.500 INCHES NOMINAL SINGLE END IN
OVERALL LENGTH14.87 INCHES MINIMUM AND 16.87 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
4425Interchangeable
interchangeable cross-reference
interchangeable
864EBRInterchangeable
interchangeable cross-reference
interchangeable
4225Interchangeable
interchangeable cross-reference
interchangeable
12-5450Interchangeable
interchangeable cross-reference
interchangeable
5450Interchangeable
interchangeable cross-reference
interchangeable
73800Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1AM21?
1AM21 is a HANDLE,SOCKET WRENCH.
What parts can replace 1AM21?
There are 21 known substitutes for 1AM21: 4425, 864EBR, 4225 and 18 more. Substitute compatibility should be verified for your specific system.
Is 1AM21 still available?
1AM21 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026