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9-43539 — Technical Data Sheet

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— · 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 EXTENSION,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 3.000 INCHES NOMINAL IN, drive_end_shape: SQUARE SECOND END EXTERNAL, style_designator: RIGID, features_provided: MANUAL TOOL, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the Federal Logistics Information System under NSN 5120-01-398-7695, 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
9-43539
NSN: 5120-01-398-7695
FSC: 5120
CAGE: 53800 — SEARS, ROEBUCK AND CO. DBA SEARS DIV SEARS COMMERCIAL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length3.000 INCHES NOMINAL IN
drive_end_shapeSQUARE SECOND END EXTERNAL
style_designatorRIGID
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.250 INCHES NOMINAL BOTH ENDS IN
nondefinitive_spec/std_data2 TYPE AND 2 CLASS
specification/standard_data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5120-01-398-7695
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXTENSION,SOCKET WRENCH TITLE COMPONENT PN 9-43539 MFR EXTENSION,SOCKET WRENC
KEY FEATURES
•
STYLE DESIGNATOR: RIGID
•
MATERIAL: STEEL OVERALL
•
DRIVE SURFACE SIZE: 0.250 INCHES NOMINAL BOTH ENDS IN
•
SPECIFICATION/STANDARD DATA: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 2 CLASS
•
DRIVE END SHAPE: SQUARE SECOND END EXTERNAL
•
FEATURES PROVIDED: MANUAL TOOL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRIGID
MATERIALSTEEL OVERALL
DRIVE SURFACE SIZE0.250 INCHES NOMINAL BOTH ENDS IN
SPECIFICATION/STANDARD DATA0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 2 CLASS
DRIVE END SHAPESQUARE SECOND END EXTERNAL
DRIVE END SHAPESQUARE FIRST END INTERNAL
FEATURES PROVIDEDMANUAL TOOL
SURFACE TREATMENTCHROMIUM OVERALL
OVERALL LENGTH3.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
SMD422569-262InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1210-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8819061-512InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
W02InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N9087PC26InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
HN39PC114InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9-43539?
9-43539 is a EXTENSION,SOCKET WRENCH.
What parts can replace 9-43539?
There are 21 known substitutes for 9-43539: SMD422569-262, 1210-3, 8819061-512 and 18 more. Substitute compatibility should be verified for your specific system.
Is 9-43539 still available?
9-43539 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: September 2026