PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.1 TY1CL1Socket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-01-430-2938 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-2938 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-2938. Primary manufacturer part number: B107.1 TY1CL1.
Features
  • Socket,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Features Provided: MANUAL TOOL
  • Specification/standard Data: 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-430-2938, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-430-2938
Primary Part NumberB107.1 TY1CL1
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Surface TreatmentCHROMIUM OVERALL
Features ProvidedMANUAL TOOL
Specification/standard Data81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Size0.875 INCHES NOMINAL SINGLE END IN
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
MaterialSTEEL OVERALL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Style DesignatorINTERNAL-INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4820-00-943-1479 INTERCHANGEABLE
Seat,valve
5950-01-014-2968 INTERCHANGEABLE
Transformer,power
5110-01-377-227445-128 INTERCHANGEABLE
Stripper,cable,hand
Ideal Industries, Inc.
5935-01-511-6483MCDLSF INTERCHANGEABLE
Retainer,electrical Connector
Subconn, Inc.
5950-01-553-197884110-129 INTERCHANGEABLE
Transformer,power
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
Cross-Reference Index
Part NumberManufacturer
B107.1 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.1 The American Society of Mechanical Engineers (USA)
AS954 TY1CL1STA General Services Administration Federal Supply Service (USA)
AS954 Society of Automotive Engineers Inc (USA)
AS954 Sae International Dba Sae International (USA)
45128 S K Hand Tool Corp (USA)
Related Parts
4820-00-943-1479INTERCHANGEABLE
SEAT,VALVE
5950-01-014-2968INTERCHANGEABLE
TRANSFORMER,POWER
5110-01-377-2274INTERCHANGEABLE
STRIPPER,CABLE,HAND
45-128
5935-01-511-6483INTERCHANGEABLE
RETAINER,ELECTRICAL CONNECTOR
MCDLSF
5950-01-553-1978INTERCHANGEABLE
TRANSFORMER,POWER
84110-129

Frequently Asked Questions

What is NSN 5120-01-430-2938?

NSN 5120-01-430-2938 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 5120-01-430-2938?

NSN 5120-01-430-2938 has 6 cross-referenced part numbers: B107.1 TY1CL1 (General Services Administration Federal Supply Service), B107.1 (The American Society of Mechanical Engineers), AS954 TY1CL1STA (General Services Administration Federal Supply Service), AS954 (Society of Automotive Engineers Inc), AS954 (Sae International Dba Sae International) and 1 more.

What NSN replaces 5120-01-430-2938?

There are 5 known substitutes for 5120-01-430-2938: 4820-00-943-1479, 5950-01-014-2968, 5110-01-377-2274 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.1 TY1CL1?

Key specifications for B107.1 TY1CL1: Surface Treatment: CHROMIUM OVERALL; Features Provided: MANUAL TOOL; Specification/standard Data: 81343-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Drive End Shape: SQUARE SINGLE END INTERNAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-430-2938 still in active supply?

NSN 5120-01-430-2938 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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