PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954 TY1CL1STBSocket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-00-935-7442 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-935-7442 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-935-7442. Primary manufacturer part number: AS954 TY1CL1STB.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Specification/standard Data: 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Features Provided: MANUAL TOOL
  • Material: STEEL OVERALL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-00-935-7442, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-935-7442
Primary Part NumberAS954 TY1CL1STB
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
MaterialSTEEL OVERALL
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size0.625 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND B STYLE
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3110-00-554-3941177003-107 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5920-00-636-3052 INTERCHANGEABLE
Fuse,plug
5955-01-076-26244050 INTERCHANGEABLE
Oscillator,crystal Controlled
Monitor Products Co. Inc. Dba Monitor Products Co. Inc.
6760-01-128-9242 INTERCHANGEABLE
Slide File,photographic
6625-01-335-3088TL220 INTERCHANGEABLE
Lead,test
Fluke Corp
6625-01-574-2345TL-20 INTERCHANGEABLE
Lead Set,test
Vitrek, Llc
5360-01-674-827833-2200-2 INTERCHANGEABLE
Spring,flat
General Electric Company
Cross-Reference Index
Part NumberManufacturer
AS954 TY1CL1STB General Services Administration Federal Supply Service (USA)
TL-20 Utica Tool Co Inc (USA)
33220-02 Utica Tool Co Inc (USA)
AS954 Sae International Dba Sae International (USA)
AS954 Society of Automotive Engineers Inc (USA)
Related Parts
3110-00-554-3941INTERCHANGEABLE
BEARING,BALL,ANNULAR
177003-107
5920-00-636-3052INTERCHANGEABLE
FUSE,PLUG
5955-01-076-2624INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
4050
6760-01-128-9242INTERCHANGEABLE
SLIDE FILE,PHOTOGRAPHIC
6625-01-335-3088INTERCHANGEABLE
LEAD,TEST
TL220
6625-01-574-2345INTERCHANGEABLE
LEAD SET,TEST
TL-20
5360-01-674-8278INTERCHANGEABLE
SPRING,FLAT
33-2200-2

Frequently Asked Questions

What is NSN 5120-00-935-7442?

NSN 5120-00-935-7442 is a Socket,socket Wrench, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-935-7442?

NSN 5120-00-935-7442 has 5 cross-referenced part numbers: AS954 TY1CL1STB (General Services Administration Federal Supply Service), TL-20 (Utica Tool Co Inc), 33220-02 (Utica Tool Co Inc), AS954 (Sae International Dba Sae International), AS954 (Society of Automotive Engineers Inc).

What NSN replaces 5120-00-935-7442?

There are 7 known substitutes for 5120-00-935-7442: 3110-00-554-3941, 5920-00-636-3052, 5955-01-076-2624 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954 TY1CL1STB?

Key specifications for AS954 TY1CL1STB: Overall Length: 2.000 INCHES MINIMUM IN; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Surface Treatment: CHROMIUM OVERALL; Specification/standard Data: 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-935-7442 still in active supply?

NSN 5120-00-935-7442 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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