PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS955Socket,socket Wrench

Society of Automotive Engineers Inc · NSN 5120-01-651-0751 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-651-0751 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-651-0751. Primary manufacturer part number: AS955.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Size: 22.0 MILLIMETERS NOMINAL SINGLE END MM
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Features Provided: MANUAL TOOL
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-651-0751, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-651-0751
Primary Part NumberAS955
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Wrenching Surface Size22.0 MILLIMETERS NOMINAL SINGLE END MM
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
Drive End ShapeSQUARE SINGLE END INTERNAL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Features ProvidedMANUAL TOOL
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5961-00-063-6348 INTERCHANGEABLE
Transistor
2990-00-356-0997040338 INTERCHANGEABLE
Lever,terminal
Woodward, Inc.
5330-00-758-8593658029 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5950-01-160-224813152920-1 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5307-01-189-38574032-2 INTERCHANGEABLE
Stud,plain
Tyco Fire Products Lp
4820-01-212-030840322-801 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5950-01-216-0180 INTERCHANGEABLE
Transformer,power
6685-01-216-945350002-10 INTERCHANGEABLE
Thermostat,flow Control
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4730-01-519-369441302 INTERCHANGEABLE
Coupling,tube
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
AS955 Society of Automotive Engineers Inc (USA)
AS954 TY1CL1STA General Services Administration Federal Supply Service (USA)
40322 S K Hand Tool Corp (USA)
AS955 Sae International Dba Sae International (USA)
AS955 TY1CL1STA General Services Administration Federal Supply Service (USA)
AS954 Sae International Dba Sae International (USA)
Related Parts
5961-00-063-6348INTERCHANGEABLE
TRANSISTOR
2990-00-356-0997INTERCHANGEABLE
LEVER,TERMINAL
040338
5330-00-758-8593INTERCHANGEABLE
GASKET
658029
5950-01-160-2248INTERCHANGEABLE
TRANSFORMER,POWER
13152920-1
5307-01-189-3857INTERCHANGEABLE
STUD,PLAIN
4032-2
4820-01-212-0308INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40322-801
5950-01-216-0180INTERCHANGEABLE
TRANSFORMER,POWER
6685-01-216-9453INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
50002-10
4730-01-519-3694INTERCHANGEABLE
COUPLING,TUBE
41302

Frequently Asked Questions

What is NSN 5120-01-651-0751?

NSN 5120-01-651-0751 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 5120-01-651-0751?

NSN 5120-01-651-0751 has 6 cross-referenced part numbers: AS955 (Society of Automotive Engineers Inc), AS954 TY1CL1STA (General Services Administration Federal Supply Service), 40322 (S K Hand Tool Corp), AS955 (Sae International Dba Sae International), AS955 TY1CL1STA (General Services Administration Federal Supply Service) and 1 more.

What NSN replaces 5120-01-651-0751?

There are 9 known substitutes for 5120-01-651-0751: 5961-00-063-6348, 2990-00-356-0997, 5330-00-758-8593 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS955?

Key specifications for AS955: Overall Length: 47.0 MILLIMETERS MAXIMUM MM; Wrenching Surface Size: 22.0 MILLIMETERS NOMINAL SINGLE END MM; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE; Drive End Shape: SQUARE SINGLE END INTERNAL. 11 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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