PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

00945821000Socket,socket Wrench

Sears, Roebuck and Co. Dba Sears Div Sears Commercial · NSN 5120-01-398-7724 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-398-7724 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-398-7724. Primary manufacturer part number: 00945821000.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Features Provided: MANUAL TOOL
  • Material: STEEL OVERALL
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-398-7724, 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 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-398-7724
Primary Part Number00945821000
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSears, Roebuck and Co. Dba Sears Div Sears Commercial
StatusACTIVE
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Features ProvidedMANUAL TOOL
MaterialSTEEL OVERALL
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Wrenching Surface Size0.375 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3040-00-734-285938606 INTERCHANGEABLE
Shaft,straight
New Venture Gear Inc New Process Gear Div
5905-00-872-6383 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
6240-01-245-696645821 INTERCHANGEABLE
Lamp,incandescent
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
5330-01-582-0381 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
45821 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
00945821000 PRIMARY Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
9-45821 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
9-43497 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
Related Parts
3040-00-734-2859INTERCHANGEABLE
SHAFT,STRAIGHT
38606
5905-00-872-6383INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
6240-01-245-6966INTERCHANGEABLE
LAMP,INCANDESCENT
45821
5330-01-582-0381INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 5120-01-398-7724?

NSN 5120-01-398-7724 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 5120-01-398-7724?

NSN 5120-01-398-7724 has 4 cross-referenced part numbers: 45821 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 00945821000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 9-45821 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 9-43497 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).

What NSN replaces 5120-01-398-7724?

There are 4 known substitutes for 5120-01-398-7724: 3040-00-734-2859, 5905-00-872-6383, 6240-01-245-6966 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 00945821000?

Key specifications for 00945821000: Drive End Shape: SQUARE SINGLE END INTERNAL; Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Overall Length: 0.875 INCHES NOMINAL IN; Surface Treatment: CHROMIUM OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

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