PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954 TY1CL1STASocket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-01-399-9764 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-9764 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9764. Primary manufacturer part number: AS954 TY1CL1STA.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: INTERNAL-INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Features Provided: MANUAL TOOL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-399-9764, 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 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-399-9764
Primary Part NumberAS954 TY1CL1STA
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorINTERNAL-INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Features ProvidedMANUAL TOOL
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size0.594 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5950-00-194-6823 INTERCHANGEABLE
Transformer,power
2990-00-618-1494T-5419 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
6145-00-689-933950268 INTERCHANGEABLE
Cable,power,electrical
Mercury Wire Products, Inc. Dba Mercury Wire Products Inc
5930-00-794-4341 INTERCHANGEABLE
Switch,rotary
5340-01-047-31765419 INTERCHANGEABLE
Standoff,threaded,spacing
Pdi Ground Support Systems, Inc.
2530-01-164-1835BD60431 INTERCHANGEABLE
Rotor Assembly,disc Brake
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5910-01-178-8018 INTERCHANGEABLE
Capacitor
5985-01-296-2255 INTERCHANGEABLE
Attenuator,variable
5945-01-620-48865419 INTERCHANGEABLE
Relay,solid State
U-Line Corporation
Cross-Reference Index
Part NumberManufacturer
AS954 TY1CL1STA General Services Administration Federal Supply Service (USA)
AS954 Society of Automotive Engineers Inc (USA)
J5419 The Stanley Works Dba Stanley Proto (USA)
5419 The Stanley Works Dba Stanley Proto (USA)
AS954 Sae International Dba Sae International (USA)
1AM66 W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
5950-00-194-6823INTERCHANGEABLE
TRANSFORMER,POWER
2990-00-618-1494INTERCHANGEABLE
MUFFLER,EXHAUST
T-5419
6145-00-689-9339INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
50268
5930-00-794-4341INTERCHANGEABLE
SWITCH,ROTARY
5340-01-047-3176INTERCHANGEABLE
STANDOFF,THREADED,SPACING
5419
2530-01-164-1835INTERCHANGEABLE
ROTOR ASSEMBLY,DISC BRAKE
BD60431
5910-01-178-8018INTERCHANGEABLE
CAPACITOR
5985-01-296-2255INTERCHANGEABLE
ATTENUATOR,VARIABLE
5945-01-620-4886INTERCHANGEABLE
RELAY,SOLID STATE
5419

Frequently Asked Questions

What is NSN 5120-01-399-9764?

NSN 5120-01-399-9764 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 5120-01-399-9764?

NSN 5120-01-399-9764 has 6 cross-referenced part numbers: AS954 TY1CL1STA (General Services Administration Federal Supply Service), AS954 (Society of Automotive Engineers Inc), J5419 (The Stanley Works Dba Stanley Proto), 5419 (The Stanley Works Dba Stanley Proto), AS954 (Sae International Dba Sae International) and 1 more.

What NSN replaces 5120-01-399-9764?

There are 9 known substitutes for 5120-01-399-9764: 5950-00-194-6823, 2990-00-618-1494, 6145-00-689-9339 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954 TY1CL1STA?

Key specifications for AS954 TY1CL1STA: Overall Length: 1.500 INCHES NOMINAL IN; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE; Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-399-9764 still in active supply?

NSN 5120-01-399-9764 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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