PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-922Extension,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-397-3303 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-397-3303 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-397-3303. Primary manufacturer part number: 11-922.
Features
  • Extension,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Style Designator: RIGID
  • Features Provided: MANUAL TOOL
  • Drive End Shape: SQUARE FIRST END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-397-3303, 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 3 commercial cross-references from 3 manufacturers, 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
NSN5120-01-397-3303
Primary Part Number11-922
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Drive End ShapeSQUARE SECOND END EXTERNAL
Drive Surface Size0.375 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Style DesignatorRIGID
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE FIRST END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4810-00-004-840524126 INTERCHANGEABLE
Valve,linear,directional Control
Erie Strayer Co
6130-00-262-0415 INTERCHANGEABLE
Rectifier,electropl
5315-00-316-065911922 INTERCHANGEABLE
Key,machine
Goodrich Corporation Dba Goodrich Corp
5910-00-489-1414717024-2 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Raytheon Company Div Rmd Strategic
5136-00-580-736554469 INTERCHANGEABLE
Tap,thread Cutting
General Services Administration Federal Supply Service
5815-00-701-5026SM-B-187551 INTERCHANGEABLE
Holder,tape Guide
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-00-898-686511922 INTERCHANGEABLE
Circuit Card Assembly
Drs Signal Solutions, Inc.
5995-01-394-700111922 INTERCHANGEABLE
Cable Assembly,radio Frequency
Vaisala Inc.
5110-01-428-526911-921 INTERCHANGEABLE
Blade,knife
The Stanley Works Dba Stanley Proto
6505-01-573-6500NDC00078-0568-45 INTERCHANGEABLE
Lumefantrine Artemether,tablets
Novartis Pharmaceuticals Corporation
Cross-Reference Index
Part NumberManufacturer
11-922 Armstrong Bros Tool Co (USA)
11-922 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
11-922 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
4810-00-004-8405INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
24126
6130-00-262-0415INTERCHANGEABLE
RECTIFIER,ELECTROPL
5315-00-316-0659INTERCHANGEABLE
KEY,MACHINE
11922
5910-00-489-1414INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
717024-2
5136-00-580-7365INTERCHANGEABLE
TAP,THREAD CUTTING
54469
5815-00-701-5026INTERCHANGEABLE
HOLDER,TAPE GUIDE
SM-B-187551
5998-00-898-6865INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
11922
5995-01-394-7001INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
11922
5110-01-428-5269INTERCHANGEABLE
BLADE,KNIFE
11-921
6505-01-573-6500INTERCHANGEABLE
LUMEFANTRINE ARTEMETHER,TABLETS
NDC00078-0568-45
5306-01-597-5544INTERCHANGEABLE
BOLT,MACHINE
11922
5831-01-700-1900INTERCHANGEABLE
INTERCOMMUNICATION SET
11922

Frequently Asked Questions

What is NSN 5120-01-397-3303?

NSN 5120-01-397-3303 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 5120-01-397-3303?

NSN 5120-01-397-3303 has 3 cross-referenced part numbers: 11-922 (Armstrong Bros Tool Co), 11-922 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 11-922 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-397-3303?

There are 12 known substitutes for 5120-01-397-3303: 4810-00-004-8405, 6130-00-262-0415, 5315-00-316-0659 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11-922?

Key specifications for 11-922: Overall Length: 3.000 INCHES NOMINAL IN; Drive End Shape: SQUARE SECOND END EXTERNAL; Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN; Material: STEEL OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com