PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.1Socket,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-00-948-5962 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-948-5962 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-948-5962. Primary manufacturer part number: B107.1.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Wrenching End Opening Depth: 0.125 INCHES NOMINAL IN
  • Specification/standard Data: 05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Features Provided: MANUAL TOOL
  • Wrenching End Outside Diameter: 0.266 INCHES NOMINAL IN
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-00-948-5962, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-948-5962
Primary Part NumberB107.1
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Drive End ShapeSQUARE SINGLE END INTERNAL
MaterialSTEEL OVERALL
Wrenching End Opening Depth0.125 INCHES NOMINAL IN
Specification/standard Data05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Features ProvidedMANUAL TOOL
Wrenching End Outside Diameter0.266 INCHES NOMINAL IN
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size0.156 INCHES NOMINAL SINGLE END IN
Drive End Outside Diameter0.438 INCHES NOMINAL IN
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data1 TYPE AND 2 CLASS
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-087-0696 INTERCHANGEABLE
Socket,socket Wrench
5120-00-166-7985 INTERCHANGEABLE
Socket,socket Wrench
5120-00-189-7919 INTERCHANGEABLE
Socket,socket Wrench
5120-00-189-7923STM14 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-00-467-5128 INTERCHANGEABLE
Socket,socket Wrench
5120-00-864-9587 INTERCHANGEABLE
Socket,socket Wrench
5120-00-891-6700 INTERCHANGEABLE
Socket,socket Wrench
5120-00-936-010272D201008-2005 INTERCHANGEABLE
Socket,socket Wrench
The Boeing Company Div Defense
5120-01-073-3778 INTERCHANGEABLE
Socket,socket Wrench
5120-01-081-8057 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
B107.1 The American Society of Mechanical Engineers (USA)
B107.1 TY1CL2 General Services Administration Federal Supply Service (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-641 TY2CL1STB General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-087-0696INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-166-7985INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-189-7919INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-189-7923INTERCHANGEABLE
SOCKET,SOCKET WRENCH
STM14
5120-00-467-5128INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-864-9587INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-891-6700INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-936-0102INTERCHANGEABLE
SOCKET,SOCKET WRENCH
72D201008-2005
5120-01-073-3778INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-01-081-8057INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-01-161-1899INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-01-183-8020INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-00-948-5962?

NSN 5120-00-948-5962 is a Socket,socket Wrench, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-948-5962?

NSN 5120-00-948-5962 has 4 cross-referenced part numbers: B107.1 (The American Society of Mechanical Engineers), B107.1 TY1CL2 (General Services Administration Federal Supply Service), GGG-W-641 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-641 TY2CL1STB (General Services Administration Federal Supply Service).

What NSN replaces 5120-00-948-5962?

There are 12 known substitutes for 5120-00-948-5962: 5120-00-087-0696, 5120-00-166-7985, 5120-00-189-7919 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.1?

Key specifications for B107.1: Drive End Shape: SQUARE SINGLE END INTERNAL; Material: STEEL OVERALL; Wrenching End Opening Depth: 0.125 INCHES NOMINAL IN; Specification/standard Data: 05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 14 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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