PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954Socket,socket Wrench

Society of Automotive Engineers Inc · NSN 5120-00-236-7621 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-236-7621 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-236-7621. Primary manufacturer part number: AS954.
Features
  • Socket,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: UNIVERSAL JOINT
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Nondefinitive Spec/std Data: 1 TYPE AND 2 CLASS
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-00-236-7621, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-236-7621
Primary Part NumberAS954
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Wrenching Surface Size0.875 INCHES NOMINAL SINGLE END IN
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorUNIVERSAL JOINT
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 2 CLASS
Special Markings7/8 IN. IN
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching End Opening Depth0.500 INCHES MINIMUM IN
Wrenching End Outside Diameter1.273 INCHES MAXIMUM IN
Drive End Outside Diameter1.125 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-082-8527 INTERCHANGEABLE
Socket,socket Wrench
3110-00-100-0255121550 INTERCHANGEABLE
Cone and Rollers,tapered Roller
General Motors Llc Dba General Motors Llc
5120-00-152-2285 INTERCHANGEABLE
Socket Set,socket Wrench
5120-00-181-6785 INTERCHANGEABLE
Socket,socket Wrench
5120-00-199-7686 INTERCHANGEABLE
Socket,socket Wrench
5120-00-235-5847 INTERCHANGEABLE
Socket,socket Wrench
5120-00-235-5872 INTERCHANGEABLE
Socket,socket Wrench
5120-00-236-7611 INTERCHANGEABLE
Socket,socket Wrench
5120-00-236-7613 INTERCHANGEABLE
Socket,socket Wrench
5120-00-236-7615 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
AS954 Society of Automotive Engineers Inc (USA)
478 Walden Div of Abcor Inc (USA)
B107.1 CL3 General Services Administration Federal Supply Service (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-641 TY2CL4 General Services Administration Federal Supply Service (USA)
A-A-1396 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B107.1 The American Society of Mechanical Engineers (USA)
AS954 Sae International Dba Sae International (USA)
AS954 TY1CL2 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-082-8527INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3110-00-100-0255INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
121550
5120-00-152-2285INTERCHANGEABLE
SOCKET SET,SOCKET WRENCH
5120-00-181-6785INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-199-7686INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-235-5847INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-235-5872INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-236-7611INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-236-7613INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-236-7615INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-236-7616INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-236-7619INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-00-236-7621?

NSN 5120-00-236-7621 is a Socket,socket Wrench, manufactured by Society of Automotive Engineers Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-236-7621?

NSN 5120-00-236-7621 has 9 cross-referenced part numbers: AS954 (Society of Automotive Engineers Inc), 478 (Walden Div of Abcor Inc), B107.1 CL3 (General Services Administration Federal Supply Service), GGG-W-641 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-641 TY2CL4 (General Services Administration Federal Supply Service) and 4 more.

What NSN replaces 5120-00-236-7621?

There are 12 known substitutes for 5120-00-236-7621: 5120-00-082-8527, 3110-00-100-0255, 5120-00-152-2285 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954?

Key specifications for AS954: Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL; Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN; Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 15 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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