PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-929Extension,socket Wrench

Armstrong Bros Tool Co · NSN 5120-01-532-2335 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-532-2335 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-532-2335. Primary manufacturer part number: 11-929.
Features
  • Extension,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Drive End Shape: SQUARE FIRST END INTERNAL
  • Style Designator: FLEXIBLE
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-532-2335, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-532-2335
Primary Part Number11-929
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Drive End ShapeSQUARE SECOND END EXTERNAL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Drive End ShapeSQUARE FIRST END INTERNAL
Style DesignatorFLEXIBLE
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.375 INCHES NOMINAL BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3040-00-393-3969611929 INTERCHANGEABLE
Shoe,film Pressure,
William Spencer
3020-00-441-823011929 INTERCHANGEABLE
Gear,spur
Safran Power Usa Llc
2825-00-580-9584218-429 INTERCHANGEABLE
Ring,piston
Steward Machine Co Inc
6615-00-925-469511929 INTERCHANGEABLE
Plate,top Servo
Elbitamerica, Inc.
5999-01-045-186111929 INTERCHANGEABLE
Delay Line
Stanford Applied Engineering Inc
Cross-Reference Index
Part NumberManufacturer
11-929 Armstrong Bros Tool Co (USA)
11-929 Apex Tool Group, Llc Dba Nicholson (USA)
11-929 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
3040-00-393-3969INTERCHANGEABLE
SHOE,FILM PRESSURE,
611929
3020-00-441-8230INTERCHANGEABLE
GEAR,SPUR
11929
2825-00-580-9584INTERCHANGEABLE
RING,PISTON
218-429
6615-00-925-4695INTERCHANGEABLE
PLATE,TOP SERVO
11929
5999-01-045-1861INTERCHANGEABLE
DELAY LINE
11929

Frequently Asked Questions

What is NSN 5120-01-532-2335?

NSN 5120-01-532-2335 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 5120-01-532-2335?

NSN 5120-01-532-2335 has 3 cross-referenced part numbers: 11-929 (Armstrong Bros Tool Co), 11-929 (Apex Tool Group, Llc Dba Nicholson), 11-929 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-532-2335?

There are 5 known substitutes for 5120-01-532-2335: 3040-00-393-3969, 3020-00-441-8230, 2825-00-580-9584 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11-929?

Key specifications for 11-929: Overall Length: 7.250 INCHES NOMINAL IN; Drive End Shape: SQUARE SECOND END EXTERNAL; Material: STEEL OVERALL; 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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