PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.10Extension,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-00-022-9797 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-022-9797 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-022-9797. Primary manufacturer part number: B107.10.
Features
  • Extension,socket Wrench — FSC 5120
  • Outside Diameter: 0.688 INCHES MAXIMUM IN
  • Style Designator: FLEXIBLE
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Drive End Shape: SQUARE FIRST END INTERNAL
  • Specification/standard Data: 05047-ASME B107.110 CAT 10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-00-022-9797, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-022-9797
Primary Part NumberB107.10
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Outside Diameter0.688 INCHES MAXIMUM IN
Style DesignatorFLEXIBLE
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE FIRST END INTERNAL
Specification/standard Data05047-ASME B107.110 CAT 10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.375 INCHES NOMINAL BOTH ENDS IN
Drive End ShapeSQUARE SECOND END EXTERNAL
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS AND B STYLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-240-1532 INTERCHANGEABLE
Extension,socket Wrench
5120-01-021-2683 INTERCHANGEABLE
Extension,socket Wrench
5120-01-335-1055BFE-8 INTERCHANGEABLE
Extension,socket Wrench
Williams J H Industrial Products Inc
5120-01-335-1075TM61A INTERCHANGEABLE
Extension,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-398-7708 INTERCHANGEABLE
Extension,socket Wrench
5120-01-399-9526 INTERCHANGEABLE
Extension,socket Wrench
Cross-Reference Index
Part NumberManufacturer
B107.10 The American Society of Mechanical Engineers (USA)
B107.110 CAT 10 TY2CL2STB General Services Administration Federal Supply Service (USA)
B107.10 TY2CL2STB General Services Administration Federal Supply Service (USA)
BLPEXTF388 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.10M TY2CL2ST2 General Services Administration Federal Supply Service (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B107.110 The American Society of Mechanical Engineers (USA)
A-A-2171 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5120PL2088443 Jednolity Indeks Materialowy - Uniform Material Index (POL)
B107.10M The American Society of Mechanical Engineers (USA)
3819254 Oshkosh Defense Llc (USA)
3819254 Oshkosh Corp (USA)
FX61 Sna Germany Gmbh (DEU)
GGG-W-641 TY4CL4STB General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-240-1532INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5120-01-021-2683INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5120-01-335-1055INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
BFE-8
5120-01-335-1075INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
TM61A
5120-01-398-7708INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5120-01-399-9526INTERCHANGEABLE
EXTENSION,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-00-022-9797?

NSN 5120-00-022-9797 is a Extension,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 5120-00-022-9797?

NSN 5120-00-022-9797 has 14 cross-referenced part numbers: B107.10 (The American Society of Mechanical Engineers), B107.110 CAT 10 TY2CL2STB (General Services Administration Federal Supply Service), B107.10 TY2CL2STB (General Services Administration Federal Supply Service), BLPEXTF388 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.10M TY2CL2ST2 (General Services Administration Federal Supply Service) and 9 more.

What NSN replaces 5120-00-022-9797?

There are 6 known substitutes for 5120-00-022-9797: 5120-00-240-1532, 5120-01-021-2683, 5120-01-335-1055 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.10?

Key specifications for B107.10: Overall Length: 7.000 INCHES MINIMUM IN; Outside Diameter: 0.688 INCHES MAXIMUM IN; Style Designator: FLEXIBLE; Material: STEEL OVERALL. 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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