PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-925Extension,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-397-2967 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-397-2967 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-397-2967. Primary manufacturer part number: 10-925.
Features
  • Extension,socket Wrench — FSC 5120
  • Drive Surface Size: 0.250 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
  • Style Designator: RIGID
  • Features Provided: MANUAL TOOL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Drive End Shape: SQUARE FIRST END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-397-2967, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-397-2967
Primary Part Number10-925
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Drive Surface Size0.250 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Style DesignatorRIGID
Features ProvidedMANUAL TOOL
Surface TreatmentCHROMIUM OVERALL
Drive End ShapeSQUARE SECOND END EXTERNAL
Drive End ShapeSQUARE FIRST END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5320-00-021-7282 INTERCHANGEABLE
Rivet,solid
5965-00-058-128310925 INTERCHANGEABLE
Microphone Guide
Astrocom Electronics Inc
5360-00-200-4776 INTERCHANGEABLE
Spring,helical,compression
5136-00-228-1039 INTERCHANGEABLE
Tap,thread Cutting
3120-00-293-582810925 INTERCHANGEABLE
Bearing,sleeve
Morris Material Handling, Inc.
5325-00-474-581310925 INTERCHANGEABLE
Snap-Electric Throt
Cae Usa Inc.
5120-00-517-7808 INTERCHANGEABLE
Extension,socket Wrench
5310-00-559-1141 INTERCHANGEABLE
Nut,self-Locking,round
5340-00-928-2295 INTERCHANGEABLE
Locking Plate,nut and Bolt
5310-01-186-7642 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
10-925 Armstrong Bros Tool Co (USA)
Related Parts
5320-00-021-7282INTERCHANGEABLE
RIVET,SOLID
5965-00-058-1283INTERCHANGEABLE
MICROPHONE GUIDE
10925
5360-00-200-4776INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5136-00-228-1039INTERCHANGEABLE
TAP,THREAD CUTTING
3120-00-293-5828INTERCHANGEABLE
BEARING,SLEEVE
10925
5325-00-474-5813INTERCHANGEABLE
SNAP-ELECTRIC THROT
10925
5120-00-517-7808INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
5310-00-559-1141INTERCHANGEABLE
NUT,SELF-LOCKING,ROUND
5340-00-928-2295INTERCHANGEABLE
LOCKING PLATE,NUT AND BOLT
5310-01-186-7642INTERCHANGEABLE
WASHER,LOCK
5340-01-252-7871INTERCHANGEABLE
CLAMP,LOOP
CC2811
6240-01-411-3608INTERCHANGEABLE
LAMP,FLUORESCENT
10925

Frequently Asked Questions

What is NSN 5120-01-397-2967?

NSN 5120-01-397-2967 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 5120-01-397-2967?

NSN 5120-01-397-2967 has 1 cross-referenced part number: 10-925 (Armstrong Bros Tool Co).

What NSN replaces 5120-01-397-2967?

There are 12 known substitutes for 5120-01-397-2967: 5320-00-021-7282, 5965-00-058-1283, 5360-00-200-4776 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-925?

Key specifications for 10-925: Drive Surface Size: 0.250 INCHES NOMINAL BOTH ENDS IN; Material: STEEL OVERALL; Style Designator: RIGID; Features Provided: MANUAL TOOL. 8 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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