PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.10Extension,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-00-240-1532 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-240-1532 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-240-1532. Primary manufacturer part number: B107.10.
Features
  • Extension,socket Wrench — FSC 5120
  • Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
  • Drive End Shape: SQUARE FIRST END INTERNAL
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS AND B STYLE
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.250 INCHES NOMINAL BOTH ENDS IN
  • Specification/standard Data: 05047-ASME B107.110 CAT 10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-00-240-1532, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 8 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
NSN5120-00-240-1532
Primary Part NumberB107.10
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Drive End ShapeSQUARE FIRST END INTERNAL
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS AND B STYLE
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.250 INCHES NOMINAL BOTH ENDS IN
Specification/standard Data05047-ASME B107.110 CAT 10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Features ProvidedMANUAL TOOL
Style DesignatorFLEXIBLE
Outside Diameter0.438 INCHES MINIMUM IN
Drive End ShapeSQUARE SECOND END EXTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5120-00-022-9797 INTERCHANGEABLE
Extension,socket Wrench
3110-00-198-2253 INTERCHANGEABLE
Bearing,ball,annular
5120-01-021-2683 INTERCHANGEABLE
Extension,socket Wrench
5340-01-185-3938RE-B102258 INTERCHANGEABLE
Crank,hand
Naval Sea Systems Command
2520-01-269-4788TM61 INTERCHANGEABLE
Modulator,transmission
Ford Motor Craft
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
5120-01-430-0620MF4 INTERCHANGEABLE
Extension,socket Wrench
Matco Tools Corp Div Matco Tools
Cross-Reference Index
Part NumberManufacturer
B107.10 The American Society of Mechanical Engineers (USA)
B107.110 The American Society of Mechanical Engineers (USA)
5120PL1061134 Jednolity Indeks Materialowy - Uniform Material Index (POL)
TM61 Sna Germany Gmbh (DEU)
MF4 Wright Tool Company, Llc (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
TM61A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.110 CAT 10 TY2CL2STB General Services Administration Federal Supply Service (USA)
B107.10 TY2CL2STB General Services Administration Federal Supply Service (USA)
B107.10M TY2CL2ST2 General Services Administration Federal Supply Service (USA)
B107.10M The American Society of Mechanical Engineers (USA)
A-A-2171 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GGG-W-641 TY4CL4STB General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-022-9797INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
3110-00-198-2253INTERCHANGEABLE
BEARING,BALL,ANNULAR
5120-01-021-2683INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5340-01-185-3938INTERCHANGEABLE
CRANK,HAND
RE-B102258
2520-01-269-4788INTERCHANGEABLE
MODULATOR,TRANSMISSION
TM61
5120-01-335-1075INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
TM61A
5120-01-398-7708INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5120-01-399-9526INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5120-01-430-0620INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
MF4

Frequently Asked Questions

What is NSN 5120-00-240-1532?

NSN 5120-00-240-1532 is a Extension,socket Wrench, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-240-1532?

NSN 5120-00-240-1532 has 13 cross-referenced part numbers: B107.10 (The American Society of Mechanical Engineers), B107.110 (The American Society of Mechanical Engineers), 5120PL1061134 (Jednolity Indeks Materialowy - Uniform Material Index), TM61 (Sna Germany Gmbh), MF4 (Wright Tool Company, Llc) and 8 more.

What NSN replaces 5120-00-240-1532?

There are 9 known substitutes for 5120-00-240-1532: 5120-00-022-9797, 3110-00-198-2253, 5120-01-021-2683 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.10?

Key specifications for B107.10: Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT; Drive End Shape: SQUARE FIRST END INTERNAL; Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS AND B STYLE; Material: STEEL OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-240-1532 still in active supply?

NSN 5120-00-240-1532 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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