PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS954 TY1CL1STASocket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-01-335-9049 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-9049 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-9049. Primary manufacturer part number: AS954 TY1CL1STA.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Style Designator: INTERNAL-INTERNAL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Size: 1.250 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-335-9049, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-335-9049
Primary Part NumberAS954 TY1CL1STA
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
MaterialSTEEL OVERALL
Style DesignatorINTERNAL-INTERNAL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Wrenching Surface Size1.250 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
Features ProvidedMANUAL TOOL
Specification/standard Data81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5955-00-084-8503A-411-102-A INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5330-00-255-0327140SM INTERCHANGEABLE
Gasket
Hayes-Dana Incvictor Products
5940-00-518-91281000C152 INTERCHANGEABLE
Terminal Board
Raytheon Company Dba Raytheon Co
5305-00-799-8431 INTERCHANGEABLE
Setscrew
5950-00-822-83124140 INTERCHANGEABLE
Transformer,power
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
3810-00-862-7184 INTERCHANGEABLE
Extension,leg
5305-00-966-46304140 INTERCHANGEABLE
Screw,intermediate
Wakmann Watch Company Inc
4720-01-005-4468FG1837AEE1200 INTERCHANGEABLE
Hose Assembly,nonmetallic
Danfoss Power Solutions II, Llc
3020-01-282-57924140 INTERCHANGEABLE
Pulley,groove
Ingersoll-Rand Co Material Handling Div
6515-01-391-63014140 INTERCHANGEABLE
Guard,protective,hypodermic Need
Icu Medical Sales, Inc.
Cross-Reference Index
Part NumberManufacturer
AS954 TY1CL1STA General Services Administration Federal Supply Service (USA)
4140 Wright Tool Co (USA)
AS954 Society of Automotive Engineers Inc (USA)
AS954 Sae International Dba Sae International (USA)
Related Parts
5955-00-084-8503INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
A-411-102-A
5330-00-255-0327INTERCHANGEABLE
GASKET
140SM
5940-00-518-9128INTERCHANGEABLE
TERMINAL BOARD
1000C152
5305-00-799-8431INTERCHANGEABLE
SETSCREW
5950-00-822-8312INTERCHANGEABLE
TRANSFORMER,POWER
4140
3810-00-862-7184INTERCHANGEABLE
EXTENSION,LEG
5305-00-966-4630INTERCHANGEABLE
SCREW,INTERMEDIATE
4140
4720-01-005-4468INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
FG1837AEE1200
3020-01-282-5792INTERCHANGEABLE
PULLEY,GROOVE
4140
6515-01-391-6301INTERCHANGEABLE
GUARD,PROTECTIVE,HYPODERMIC NEED
4140
3120-01-529-1016INTERCHANGEABLE
BEARING,WASHER,THRUST
4140

Frequently Asked Questions

What is NSN 5120-01-335-9049?

NSN 5120-01-335-9049 is a Socket,socket Wrench, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-335-9049?

NSN 5120-01-335-9049 has 4 cross-referenced part numbers: AS954 TY1CL1STA (General Services Administration Federal Supply Service), 4140 (Wright Tool Co), AS954 (Society of Automotive Engineers Inc), AS954 (Sae International Dba Sae International).

What NSN replaces 5120-01-335-9049?

There are 11 known substitutes for 5120-01-335-9049: 5955-00-084-8503, 5330-00-255-0327, 5940-00-518-9128 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS954 TY1CL1STA?

Key specifications for AS954 TY1CL1STA: Material: STEEL OVERALL; Style Designator: INTERNAL-INTERNAL; Overall Length: 2.050 INCHES MAXIMUM IN; Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN. 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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