PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9-44263Extension,socket Wrench

Sears, Roebuck and Co. Dba Sears Div Sears Commercial · NSN 5120-01-430-9989 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-9989 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-9989. Primary manufacturer part number: 9-44263.
Features
  • Extension,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Drive End Shape: SQUARE FIRST END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-430-9989, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Sears, Roebuck and Co. Dba Sears Div Sears Commercial. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-430-9989
Primary Part Number9-44263
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSears, Roebuck and Co. Dba Sears Div Sears Commercial
StatusCANCELLED
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SECOND END EXTERNAL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Drive Surface Size0.375 INCHES NOMINAL BOTH ENDS IN
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Drive End ShapeSQUARE FIRST END INTERNAL
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorRIGID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3825-00-374-69393709593 INTERCHANGEABLE
Plate,wear,scraper
Sicard a Division of Smi-Snowblast Inc Dba Sicard
5905-00-552-5476 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5945-00-678-552714513477 INTERCHANGEABLE
Plunger,solenoid
Curtiss-Wright Controls Integrated Sensing, Inc.
4935-00-980-104911915 INTERCHANGEABLE
Driver,line
Microwave Engineering Corporation
5365-01-109-5150 INTERCHANGEABLE
Spacer
5310-01-396-8165721220 INTERCHANGEABLE
Washer,lock Blank
Dometic Marine Canada Inc.
6515-01-449-22164100-400 INTERCHANGEABLE
Saw,saggital 4000
Stryker Sales, Llc Div Stryker Instruments
Cross-Reference Index
Part NumberManufacturer
11915 Easco Hand Tools Inc (USA)
AS4283 TY2CL2 General Services Administration Federal Supply Service (USA)
72-1220 Apex Tool Group, Llc Dba Nicholson (USA)
11915 Apex Tool Group, Llc Dba Nicholson (USA)
11915 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
AS4283 Sae International Dba Sae International (USA)
9-44263 PRIMARY Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
X20EK PRIMARY Stanley Industrial & Automotive Llc (USA)
72-1220 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
3825-00-374-6939INTERCHANGEABLE
PLATE,WEAR,SCRAPER
3709593
5905-00-552-5476INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5945-00-678-5527INTERCHANGEABLE
PLUNGER,SOLENOID
14513477
4935-00-980-1049INTERCHANGEABLE
DRIVER,LINE
11915
5365-01-109-5150INTERCHANGEABLE
SPACER
5310-01-396-8165INTERCHANGEABLE
WASHER,LOCK BLANK
721220
6515-01-449-2216INTERCHANGEABLE
SAW,SAGGITAL 4000
4100-400

Frequently Asked Questions

What is NSN 5120-01-430-9989?

NSN 5120-01-430-9989 is a Extension,socket Wrench, manufactured by Sears, Roebuck and Co. Dba Sears Div Sears Commercial, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-430-9989?

NSN 5120-01-430-9989 has 9 cross-referenced part numbers: 11915 (Easco Hand Tools Inc), AS4283 TY2CL2 (General Services Administration Federal Supply Service), 72-1220 (Apex Tool Group, Llc Dba Nicholson), 11915 (Apex Tool Group, Llc Dba Nicholson), 11915 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 4 more.

What NSN replaces 5120-01-430-9989?

There are 7 known substitutes for 5120-01-430-9989: 3825-00-374-6939, 5905-00-552-5476, 5945-00-678-5527 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9-44263?

Key specifications for 9-44263: Overall Length: 20.000 INCHES NOMINAL IN; Special Features: KNURLED SHANK; Surface Treatment: CHROMIUM OVERALL; Drive End Shape: SQUARE SECOND END EXTERNAL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-430-9989 still in active supply?

NSN 5120-01-430-9989 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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