PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11904Extension,socket Wrench

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 5120-01-502-7398 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-502-7398 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-502-7398. Primary manufacturer part number: 11904.
Features
  • Extension,socket Wrench — FSC 5120
  • Style Designator: FLEXIBLE
  • Outside Diameter: 0.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-502-7398, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.. Government technical data includes 2 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-502-7398
Primary Part Number11904
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
StatusACTIVE
Style DesignatorFLEXIBLE
Outside Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6920-00-107-1735 INTERCHANGEABLE
Fairing Assembly,t
5975-00-152-1099126 INTERCHANGEABLE
Bushing,electrical Conduit
Abb Installation Products Inc
5330-00-246-014911904 INTERCHANGEABLE
Packing,preformed
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5999-00-614-348211904 INTERCHANGEABLE
Cap,solenoid
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4935-00-974-880611904 INTERCHANGEABLE
Nixie Drive Unit,pl
Microwave Engineering Corporation
5305-01-138-3659 INTERCHANGEABLE
Screw,machine
3120-01-257-368511904 INTERCHANGEABLE
Bearing,sleeve
Windham Lifts Inc
5110-01-430-30485110-01-430-3048 INTERCHANGEABLE
File,hand
General Services Administration Federal Supply Service
4730-01-513-4826MT10244P200-20 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Martinez and Turek, Inc. Dba Martinez & Turek Inc
4820-01-520-7264 INTERCHANGEABLE
Regulator,compressed Gas
Cross-Reference Index
Part NumberManufacturer
11904 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
6920-00-107-1735INTERCHANGEABLE
FAIRING ASSEMBLY,T
5975-00-152-1099INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
126
5330-00-246-0149INTERCHANGEABLE
PACKING,PREFORMED
11904
5999-00-614-3482INTERCHANGEABLE
CAP,SOLENOID
11904
4935-00-974-8806INTERCHANGEABLE
NIXIE DRIVE UNIT,PL
11904
5305-01-138-3659INTERCHANGEABLE
SCREW,MACHINE
3120-01-257-3685INTERCHANGEABLE
BEARING,SLEEVE
11904
5110-01-430-3048INTERCHANGEABLE
FILE,HAND
5110-01-430-3048
4730-01-513-4826INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
MT10244P200-20
4820-01-520-7264INTERCHANGEABLE
REGULATOR,COMPRESSED GAS
4930-01-631-0570INTERCHANGEABLE
LUBRICATING UNIT,POWER OPERATED
11904

Frequently Asked Questions

What is NSN 5120-01-502-7398?

NSN 5120-01-502-7398 is a Extension,socket Wrench, manufactured by Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-502-7398?

NSN 5120-01-502-7398 has 1 cross-referenced part number: 11904 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-502-7398?

There are 11 known substitutes for 5120-01-502-7398: 6920-00-107-1735, 5975-00-152-1099, 5330-00-246-0149 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11904?

Key specifications for 11904: Style Designator: FLEXIBLE; Outside Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 100.0 MILLIMETERS NOMINAL MM. 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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