PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3403Extension,socket Wrench

Wright Tool Co · NSN 5120-01-335-9097 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-335-9097 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-335-9097. Primary manufacturer part number: 3403.
Features
  • Extension,socket Wrench — FSC 5120
  • Drive End Shape: SQUARE FIRST END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Features Provided: MANUAL TOOL
  • Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Style Designator: RIGID
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-335-9097, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wright 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
NSN5120-01-335-9097
Primary Part Number3403
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWright Tool Co
StatusACTIVE
Drive End ShapeSQUARE FIRST END INTERNAL
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Drive Surface Size0.375 INCHES NOMINAL BOTH ENDS IN
Drive End ShapeSQUARE SECOND END EXTERNAL
Style DesignatorRIGID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-8507 INTERCHANGEABLE
Bearing,ball,annular
5310-00-176-8127 INTERCHANGEABLE
Nut,plain,hexagon
4730-00-266-0534SAE J512 4-6 010102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
8010-00-431-6213 INTERCHANGEABLE
Remover,paint
2815-00-511-2586BM35791 INTERCHANGEABLE
Guide,valve
Cummins Inc.
5975-00-556-0412 INTERCHANGEABLE
Box Connector,electrical
5930-00-626-4741 INTERCHANGEABLE
Switch,push-Pull
8010-00-815-2970STRIPPER 11-001GL INTERCHANGEABLE
Remover,paint
Crest Industrial Chemicals Inc
6640-00-855-88731011 INTERCHANGEABLE
Wash Bottle,laboratory
Dwk Life Sciences Llc
5930-01-014-6230 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
3403 PRIMARY Wright Tool Co (USA)
Related Parts
3110-00-144-8507INTERCHANGEABLE
BEARING,BALL,ANNULAR
5310-00-176-8127INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4730-00-266-0534INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-6 010102B
8010-00-431-6213INTERCHANGEABLE
REMOVER,PAINT
2815-00-511-2586INTERCHANGEABLE
GUIDE,VALVE
BM35791
5975-00-556-0412INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5930-00-626-4741INTERCHANGEABLE
SWITCH,PUSH-PULL
8010-00-815-2970INTERCHANGEABLE
REMOVER,PAINT
STRIPPER 11-001GL
6640-00-855-8873INTERCHANGEABLE
WASH BOTTLE,LABORATORY
1011
5930-01-014-6230INTERCHANGEABLE
SWITCH,ROTARY
6635-01-337-1830INTERCHANGEABLE
PROBE SET,EDDY CURRENT
3403
5895-01-395-6933INTERCHANGEABLE
INTERFACE UNIT,COMMUNICATION EQU

Frequently Asked Questions

What is NSN 5120-01-335-9097?

NSN 5120-01-335-9097 is a Extension,socket Wrench, manufactured by Wright Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-335-9097?

NSN 5120-01-335-9097 has 1 cross-referenced part number: 3403 (Wright Tool Co).

What NSN replaces 5120-01-335-9097?

There are 12 known substitutes for 5120-01-335-9097: 3110-00-144-8507, 5310-00-176-8127, 4730-00-266-0534 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3403?

Key specifications for 3403: Drive End Shape: SQUARE FIRST END INTERNAL; Surface Treatment: CHROMIUM OVERALL; 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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