PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

00943509000Socket,socket Wrench

Sears, Roebuck and Co. Dba Sears Div Sears Commercial · NSN 5120-01-398-7711 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-398-7711 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-398-7711. Primary manufacturer part number: 00943509000.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Size: 11.0 MILLIMETERS NOMINAL SINGLE END MM
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-398-7711, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-398-7711
Primary Part Number00943509000
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSears, Roebuck and Co. Dba Sears Div Sears Commercial
StatusACTIVE
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size11.0 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-158-825843509 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3455-00-313-655835182 INTERCHANGEABLE
Cutter,milling,end
Niagara Cutter Inc
1220-00-381-9172943509 INTERCHANGEABLE
Clamp
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-01-384-729643509 INTERCHANGEABLE
Gear,spur
Air Techniques, Inc.
5330-01-548-8922855001 INTERCHANGEABLE
Retainer,seal
Bourns Inc
6635-01-601-452243509 INTERCHANGEABLE
Magnetic Inspection Unit,portabl
Illinois Tool Works, Inc. Div Magnaflux
Cross-Reference Index
Part NumberManufacturer
43509 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
9-43509 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
00943509000 PRIMARY Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
Related Parts
3110-00-158-8258INTERCHANGEABLE
BEARING,BALL,ANNULAR
43509
3455-00-313-6558INTERCHANGEABLE
CUTTER,MILLING,END
35182
1220-00-381-9172INTERCHANGEABLE
CLAMP
943509
3020-01-384-7296INTERCHANGEABLE
GEAR,SPUR
43509
5330-01-548-8922INTERCHANGEABLE
RETAINER,SEAL
855001
6635-01-601-4522INTERCHANGEABLE
MAGNETIC INSPECTION UNIT,PORTABL
43509

Frequently Asked Questions

What is NSN 5120-01-398-7711?

NSN 5120-01-398-7711 is a Socket,socket Wrench, manufactured by Sears, Roebuck and Co. Dba Sears Div Sears Commercial, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-398-7711?

NSN 5120-01-398-7711 has 3 cross-referenced part numbers: 43509 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 9-43509 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 00943509000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).

What NSN replaces 5120-01-398-7711?

There are 6 known substitutes for 5120-01-398-7711: 3110-00-158-8258, 3455-00-313-6558, 1220-00-381-9172 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 00943509000?

Key specifications for 00943509000: Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Material: STEEL OVERALL; Overall Length: 21.4 MILLIMETERS NOMINAL MM; Features Provided: MANUAL TOOL. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com