PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

00944312000Socket,socket Wrench

Sears, Roebuck and Co. Dba Sears Div Sears Commercial · NSN 5120-01-398-9266 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-398-9266 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-398-9266. Primary manufacturer part number: 00944312000.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Wrenching Surface Size: 18.0 MILLIMETERS NOMINAL SINGLE END MM
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Style Designator: INTERNAL-INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-398-9266, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-398-9266
Primary Part Number00944312000
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSears, Roebuck and Co. Dba Sears Div Sears Commercial
StatusACTIVE
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Wrenching Surface Size18.0 MILLIMETERS NOMINAL SINGLE END MM
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-144-85580073647-0 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
3655-00-400-23394431-2 INTERCHANGEABLE
Adapter Assembly,tank
Randall Mfg. Co., Inc.
4921-01-045-540644312 INTERCHANGEABLE
Guard Assembly
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
5340-01-264-1403 INTERCHANGEABLE
Clip,retaining
Cross-Reference Index
Part NumberManufacturer
00944312000 PRIMARY Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
9-44312 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
44312 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
Related Parts
3110-00-144-8558INTERCHANGEABLE
BEARING,BALL,ANNULAR
0073647-0
3655-00-400-2339INTERCHANGEABLE
ADAPTER ASSEMBLY,TANK
4431-2
4921-01-045-5406INTERCHANGEABLE
GUARD ASSEMBLY
44312
5340-01-264-1403INTERCHANGEABLE
CLIP,RETAINING

Frequently Asked Questions

What is NSN 5120-01-398-9266?

NSN 5120-01-398-9266 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 5120-01-398-9266?

NSN 5120-01-398-9266 has 3 cross-referenced part numbers: 00944312000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 9-44312 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 44312 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).

What NSN replaces 5120-01-398-9266?

There are 4 known substitutes for 5120-01-398-9266: 3110-00-144-8558, 3655-00-400-2339, 4921-01-045-5406 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 00944312000?

Key specifications for 00944312000: Material: STEEL OVERALL; Features Provided: MANUAL TOOL; Wrenching Surface Size: 18.0 MILLIMETERS NOMINAL SINGLE END MM; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 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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