PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-240Socket,socket Wrench

Apex Tool Group, Llc Dba Nicholson · NSN 5130-01-133-0461 · FSC 5130 · No Item Name Available
Verified by PartsTable
NSN 5130-01-133-0461 — this item is cataloged by the U.S. Government under National Stock Number 5130-01-133-0461. Primary manufacturer part number: 21-240.
Features
  • Socket,socket Wrench — FSC 5130
  • Drive End Outside Diameter: 1.670 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
  • Surface Treatment: OXIDE OVERALL
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Features Provided: POWER TOOL
  • Style Designator: INTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5130-01-133-0461, is classified within Federal Supply Class 5130 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5130-01-133-0461
Primary Part Number21-240
Item NameSocket,socket Wrench
FSC / FSG5130 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Drive End Outside Diameter1.670 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
Surface TreatmentOXIDE OVERALL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Features ProvidedPOWER TOOL
Style DesignatorINTERNAL-INTERNAL
Wrenching End Outside Diameter1.740 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Wrenching Surface Size1.250 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-142-107321240 INTERCHANGEABLE
Manifold,air Line
Desco Corporation
5130-00-177-6893 INTERCHANGEABLE
Socket,socket Wrench
5130-00-227-6684FRS IM422 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5110-00-260-1671 INTERCHANGEABLE
Reamer,hand
4520-00-487-9457 INTERCHANGEABLE
Heating Element,electrical,nonim
5130-00-541-7839J07524-LS INTERCHANGEABLE
Socket,socket Wrench
The Stanley Works Dba Stanley Proto
5130-00-596-1155 INTERCHANGEABLE
Socket,socket Wrench
5130-00-714-0593J7314H INTERCHANGEABLE
Socket,socket Wrench
The Stanley Works Dba Stanley Proto
5130-00-714-0594 INTERCHANGEABLE
Socket,socket Wrench
5130-00-714-0600 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
21-240 Apex Tool Group, Llc Dba Nicholson (USA)
21-240 Armstrong Bros Tool Co (USA)
GGG-W-660 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-660 TY1CL1STB General Services Administration Federal Supply Service (USA)
21-240 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
4730-00-142-1073INTERCHANGEABLE
MANIFOLD,AIR LINE
21240
5130-00-177-6893INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5130-00-227-6684INTERCHANGEABLE
SOCKET,SOCKET WRENCH
FRS IM422
5110-00-260-1671INTERCHANGEABLE
REAMER,HAND
4520-00-487-9457INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
5130-00-541-7839INTERCHANGEABLE
SOCKET,SOCKET WRENCH
J07524-LS
5130-00-596-1155INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5130-00-714-0593INTERCHANGEABLE
SOCKET,SOCKET WRENCH
J7314H
5130-00-714-0594INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5130-00-714-0600INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5130-00-726-7436INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5130-00-728-4753INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5130-01-133-0461?

NSN 5130-01-133-0461 is a Socket,socket Wrench, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5130 (No Item Name Available). Status: active.

What are the part numbers for NSN 5130-01-133-0461?

NSN 5130-01-133-0461 has 5 cross-referenced part numbers: 21-240 (Apex Tool Group, Llc Dba Nicholson), 21-240 (Armstrong Bros Tool Co), GGG-W-660 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-660 TY1CL1STB (General Services Administration Federal Supply Service), 21-240 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5130-01-133-0461?

There are 12 known substitutes for 5130-01-133-0461: 4730-00-142-1073, 5130-00-177-6893, 5130-00-227-6684 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-240?

Key specifications for 21-240: Drive End Outside Diameter: 1.670 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN; Surface Treatment: OXIDE OVERALL; Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL; Drive End Shape: SQUARE SINGLE END INTERNAL. 11 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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