PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J4761Extension,socket Wrench

The Stanley Works Dba Stanley Proto · NSN 5120-01-616-5623 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-616-5623 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-616-5623. Primary manufacturer part number: J4761.
Features
  • Extension,socket Wrench — FSC 5120
  • Features Provided: MANUAL TOOL
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: RIGID
  • 8 verified cross-references
  • Primary manufacturer: The Stanley Works Dba Stanley Proto
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-616-5623, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-616-5623
Primary Part NumberJ4761
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusCANCELLED
Features ProvidedMANUAL TOOL
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorRIGID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5330-00-145-133518786A INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
2520-00-152-8355204761 INTERCHANGEABLE
Lever
Clark Material Handling Company
5930-01-063-52834761-G501 INTERCHANGEABLE
Switch,flow
Howell Laboratories Inc Dba Howell Laboratories Inc
6625-01-093-4882476-1 INTERCHANGEABLE
Monitor,radiation
General Microwave Corporation Div Kratos Microwave Electronics
5325-01-244-486404761 INTERCHANGEABLE
Ring,retaining
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
6660-01-295-12604761 INTERCHANGEABLE
Transmitting Set,automatic,weath
Meggitt Safety Systems Inc
6640-01-468-5810ENTM100A INTERCHANGEABLE
Dissection Kit,entomology
Dr Instruments Inc
Cross-Reference Index
Part NumberManufacturer
4761 The Stanley Works Dba Stanley Proto (USA)
J4761 Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS)
1AF48 W.w. Grainger, Inc. Div Government Sales Division (USA)
J4761 PRIMARY The Stanley Works Dba Stanley Proto (USA)
STP 4761 Kipper Tool Company Dba Kipper Management Inc (USA)
J4761 Henchman Products Pty Ltd (AUS)
AS4283 TY2CL2 General Services Administration Federal Supply Service (USA)
AS4283 Sae International Dba Sae International (USA)
Related Parts
5330-00-145-1335INTERCHANGEABLE
GASKET
18786A
2520-00-152-8355INTERCHANGEABLE
LEVER
204761
5930-01-063-5283INTERCHANGEABLE
SWITCH,FLOW
4761-G501
6625-01-093-4882INTERCHANGEABLE
MONITOR,RADIATION
476-1
5325-01-244-4864INTERCHANGEABLE
RING,RETAINING
04761
6660-01-295-1260INTERCHANGEABLE
TRANSMITTING SET,AUTOMATIC,WEATH
4761
6640-01-468-5810INTERCHANGEABLE
DISSECTION KIT,ENTOMOLOGY
ENTM100A

Frequently Asked Questions

What is NSN 5120-01-616-5623?

NSN 5120-01-616-5623 is a Extension,socket Wrench, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-616-5623?

NSN 5120-01-616-5623 has 8 cross-referenced part numbers: 4761 (The Stanley Works Dba Stanley Proto), J4761 (Henchman Group Pty Ltd the Trustee for Henchman Unit Trust), 1AF48 (W.w. Grainger, Inc. Div Government Sales Division), J4761 (The Stanley Works Dba Stanley Proto), STP 4761 (Kipper Tool Company Dba Kipper Management Inc) and 3 more.

What NSN replaces 5120-01-616-5623?

There are 7 known substitutes for 5120-01-616-5623: 5330-00-145-1335, 2520-00-152-8355, 5930-01-063-5283 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J4761?

Key specifications for J4761: Overall Length: 5.700 INCHES MINIMUM AND 6.700 INCHES MAXIMUM IN; Features Provided: MANUAL TOOL; Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS; Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-616-5623 still in active supply?

NSN 5120-01-616-5623 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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