PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14-926Extension,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-644-1794 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-644-1794 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-644-1794. Primary manufacturer part number: 14-926.
Features
  • Extension,socket Wrench — FSC 5120
  • Style Designator: RIGID
  • Features Provided: MANUAL TOOL
  • 3 verified cross-references
  • Primary manufacturer: Armstrong Bros Tool Co
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-644-1794, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Armstrong Bros Tool Co. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-644-1794
Primary Part Number14-926
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Style DesignatorRIGID
Features ProvidedMANUAL TOOL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6625-00-077-75571490-0011 INTERCHANGEABLE
Probe,test
Keysight Technologies Inc
1660-00-452-111214926 INTERCHANGEABLE
Screw,adjusting
Mission Systems Orchard Park Inc
5315-00-972-8810 INTERCHANGEABLE
Pin,dowel
Cross-Reference Index
Part NumberManufacturer
14-926 Armstrong Bros Tool Co (USA)
5525A16 Mcmaster-Carr Supply Co (USA)
14-926 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
6625-00-077-7557INTERCHANGEABLE
PROBE,TEST
1490-0011
1660-00-452-1112INTERCHANGEABLE
SCREW,ADJUSTING
14926
5315-00-972-8810INTERCHANGEABLE
PIN,DOWEL

Frequently Asked Questions

What is NSN 5120-01-644-1794?

NSN 5120-01-644-1794 is a Extension,socket Wrench, manufactured by Armstrong Bros Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-644-1794?

NSN 5120-01-644-1794 has 3 cross-referenced part numbers: 14-926 (Armstrong Bros Tool Co), 5525A16 (Mcmaster-Carr Supply Co), 14-926 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-644-1794?

There are 3 known substitutes for 5120-01-644-1794: 6625-00-077-7557, 1660-00-452-1112, 5315-00-972-8810. Verify interchangeability with system specifications before substitution.

What are the specifications of 14-926?

Key specifications for 14-926: Overall Length: 18.000 INCHES NOMINAL IN; Style Designator: RIGID; Features Provided: MANUAL TOOL. 3 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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