PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954 TY1CL1STBSocket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-01-399-9704 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-399-9704 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9704. Primary manufacturer part number: AS954 TY1CL1STB.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Style Designator: INTERNAL-INTERNAL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Size: 2.062 INCHES NOMINAL SINGLE END IN
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND B STYLE
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-399-9704, 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 7 commercial cross-references from 6 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
NSN5120-01-399-9704
Primary Part NumberAS954 TY1CL1STB
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Style DesignatorINTERNAL-INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Size2.062 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND B STYLE
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5331-00-231-3235 INTERCHANGEABLE
O-Ring
5935-00-259-3336 INTERCHANGEABLE
Connector,receptacle,electrical
3020-00-361-63425566 INTERCHANGEABLE
Gear,spur
Cummins Inc.
5998-01-048-3769 INTERCHANGEABLE
Circuit Card Assembly
9540-01-072-1176 INTERCHANGEABLE
Angle,structural
4730-01-195-380660UA06X06 INTERCHANGEABLE
Elbow,pipe
Aerocontrolex Group, Inc. Div Talley Actuators
5365-01-306-58945566 INTERCHANGEABLE
Spacer,ring
Howell Laboratories Inc Dba Howell Laboratories Inc
6540-01-558-776512500-DY INTERCHANGEABLE
Ophthalmoscope
Welch Allyn, Inc.
2590-01-570-97205566 INTERCHANGEABLE
Bracket,vehicular Components
Festo (pty) Ltd
Cross-Reference Index
Part NumberManufacturer
AS954 TY1CL1STB General Services Administration Federal Supply Service (USA)
AS954 Society of Automotive Engineers Inc (USA)
AS954 Sae International Dba Sae International (USA)
1AP60 W.w. Grainger, Inc. Div Government Sales Division (USA)
STP 5566G Kipper Tool Company Dba Kipper Management Inc (USA)
J5566 The Stanley Works Dba Stanley Proto (USA)
5566 The Stanley Works Dba Stanley Proto (USA)
Related Parts
5331-00-231-3235INTERCHANGEABLE
O-RING
5935-00-259-3336INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3020-00-361-6342INTERCHANGEABLE
GEAR,SPUR
5566
5998-01-048-3769INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
9540-01-072-1176INTERCHANGEABLE
ANGLE,STRUCTURAL
4730-01-195-3806INTERCHANGEABLE
ELBOW,PIPE
60UA06X06
5365-01-306-5894INTERCHANGEABLE
SPACER,RING
5566
6540-01-558-7765INTERCHANGEABLE
OPHTHALMOSCOPE
12500-DY
2590-01-570-9720INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
5566

Frequently Asked Questions

What is NSN 5120-01-399-9704?

NSN 5120-01-399-9704 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 5120-01-399-9704?

NSN 5120-01-399-9704 has 7 cross-referenced part numbers: AS954 TY1CL1STB (General Services Administration Federal Supply Service), AS954 (Society of Automotive Engineers Inc), AS954 (Sae International Dba Sae International), 1AP60 (W.w. Grainger, Inc. Div Government Sales Division), STP 5566G (Kipper Tool Company Dba Kipper Management Inc) and 2 more.

What NSN replaces 5120-01-399-9704?

There are 9 known substitutes for 5120-01-399-9704: 5331-00-231-3235, 5935-00-259-3336, 3020-00-361-6342 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954 TY1CL1STB?

Key specifications for AS954 TY1CL1STB: Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN; Style Designator: INTERNAL-INTERNAL; Drive End Shape: SQUARE SINGLE END INTERNAL; Wrenching Surface Size: 2.062 INCHES NOMINAL SINGLE END IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-399-9704 still in active supply?

NSN 5120-01-399-9704 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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