PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.1Socket,socket Wrench

The American Society of Mechanical Engineers · NSN 5120-01-437-1725 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-437-1725 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-437-1725. Primary manufacturer part number: B107.1.
Features
  • Socket,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 2.750 INCHES NOMINAL SINGLE END IN
  • Drive Surface Size: 1.000 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Features Provided: MANUAL TOOL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-437-1725, 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 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-437-1725
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 Surface Size2.750 INCHES NOMINAL SINGLE END IN
Drive Surface Size1.000 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
Style DesignatorINTERNAL-INTERNAL
Specification/standard Data05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5315-00-050-5017 INTERCHANGEABLE
Pin,straight,headed
Cross-Reference Index
Part NumberManufacturer
B107.1 The American Society of Mechanical Engineers (USA)
JHWX-1288 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.1 TY1CL1 General Services Administration Federal Supply Service (USA)
L883 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
X-1288 Williams J H Industrial Products Inc (USA)
2AW443 Oshkosh Defense Llc (USA)
2AW443 Oshkosh Corp (USA)
Related Parts
5315-00-050-5017INTERCHANGEABLE
PIN,STRAIGHT,HEADED

Frequently Asked Questions

What is NSN 5120-01-437-1725?

NSN 5120-01-437-1725 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 5120-01-437-1725?

NSN 5120-01-437-1725 has 7 cross-referenced part numbers: B107.1 (The American Society of Mechanical Engineers), JHWX-1288 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.1 TY1CL1 (General Services Administration Federal Supply Service), L883 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), X-1288 (Williams J H Industrial Products Inc) and 2 more.

What NSN replaces 5120-01-437-1725?

There is 1 known substitute for 5120-01-437-1725: 5315-00-050-5017. 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 Surface Size: 2.750 INCHES NOMINAL SINGLE END IN; Special Features: STANDARD LENGTH. 12 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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