PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FSM141Socket,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-115-1142 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-115-1142 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-115-1142. Primary manufacturer part number: FSM141.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Opening Depth: 8.3 MILLIMETERS MINIMUM MM
  • Drive End Outside Diameter: 22.4 MILLIMETERS MAXIMUM MM
  • Wrenching End Outside Diameter: 20.0 MILLIMETERS MAXIMUM MM
  • Features Provided: MANUAL TOOL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Size: 14.0 MILLIMETERS NOMINAL SINGLE END MM
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-115-1142, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-115-1142
Primary Part NumberFSM141
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Wrenching End Opening Depth8.3 MILLIMETERS MINIMUM MM
Drive End Outside Diameter22.4 MILLIMETERS MAXIMUM MM
Wrenching End Outside Diameter20.0 MILLIMETERS MAXIMUM MM
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Wrenching Surface Size14.0 MILLIMETERS NOMINAL SINGLE END MM
MaterialSTEEL OVERALL
Style DesignatorINTERNAL-INTERNAL
Specification/standard Data05047-ASME B107.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5120-01-348-9117FSM141 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
FSM141 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.5 TY1CL1 General Services Administration Federal Supply Service (USA)
B107.5 The American Society of Mechanical Engineers (USA)
Related Parts
5120-01-348-9117INTERCHANGEABLE
SOCKET,SOCKET WRENCH
FSM141

Frequently Asked Questions

What is NSN 5120-01-115-1142?

NSN 5120-01-115-1142 is a Socket,socket Wrench, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-115-1142?

NSN 5120-01-115-1142 has 3 cross-referenced part numbers: FSM141 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.5 TY1CL1 (General Services Administration Federal Supply Service), B107.5 (The American Society of Mechanical Engineers).

What NSN replaces 5120-01-115-1142?

There is 1 known substitute for 5120-01-115-1142: 5120-01-348-9117. Verify interchangeability with system specifications before substitution.

What are the specifications of FSM141?

Key specifications for FSM141: Overall Length: 32.0 MILLIMETERS MAXIMUM MM; Wrenching End Opening Depth: 8.3 MILLIMETERS MINIMUM MM; Drive End Outside Diameter: 22.4 MILLIMETERS MAXIMUM MM; Wrenching End Outside Diameter: 20.0 MILLIMETERS MAXIMUM MM. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-115-1142 still in active supply?

NSN 5120-01-115-1142 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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