PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-248Socket,socket Wrench

Apex Tool Group, Llc Dba Nicholson · NSN 5130-01-133-0460 · FSC 5130 · No Item Name Available
Verified by PartsTable
NSN 5130-01-133-0460 — this item is cataloged by the U.S. Government under National Stock Number 5130-01-133-0460. Primary manufacturer part number: 21-248.
Features
  • Socket,socket Wrench — FSC 5130
  • Features Provided: POWER TOOL
  • Drive End Outside Diameter: 1.670 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN
  • Wrenching End Outside Diameter: 2.050 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Wrenching Surface Shape: 6 POINT SINGLE END INTERNAL
  • Surface Treatment: OXIDE OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5130-01-133-0460, 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 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5130-01-133-0460
Primary Part Number21-248
Item NameSocket,socket Wrench
FSC / FSG5130 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Features ProvidedPOWER TOOL
Drive End Outside Diameter1.670 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN
Wrenching End Outside Diameter2.050 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Surface TreatmentOXIDE OVERALL
Style DesignatorINTERNAL-INTERNAL
MaterialSTEEL OVERALL
Wrenching Surface Size1.500 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-232-843621248 INTERCHANGEABLE
Gasket
Industrial Technologies and Services Llc
5110-00-260-1646 INTERCHANGEABLE
Reamer,hand
5355-00-556-0151MS91528-1D2B INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5945-01-070-1828 INTERCHANGEABLE
Relay,solid State
4820-01-446-744321242-801-2 INTERCHANGEABLE
Element,restrictor
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-450-7722211036564 INTERCHANGEABLE
Valve,restrictor Check
Naval Sea Systems Command
1680-01-483-771821248 INTERCHANGEABLE
Cam Piston Subassy
Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations
4720-01-666-484821248 INTERCHANGEABLE
Hose Assembly,nonmetallic
Ritchie Engineering Co Inc
9330-01-733-966121248 INTERCHANGEABLE
Filament,additive Manufacturing
Markforged Inc
Cross-Reference Index
Part NumberManufacturer
21-248 Apex Tool Group, Llc Dba Nicholson (USA)
21-248 Armstrong Bros Tool Co (USA)
21-248 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
5330-00-232-8436INTERCHANGEABLE
GASKET
21248
5110-00-260-1646INTERCHANGEABLE
REAMER,HAND
5355-00-556-0151INTERCHANGEABLE
KNOB
MS91528-1D2B
5945-01-070-1828INTERCHANGEABLE
RELAY,SOLID STATE
4820-01-446-7443INTERCHANGEABLE
ELEMENT,RESTRICTOR
21242-801-2
4820-01-450-7722INTERCHANGEABLE
VALVE,RESTRICTOR CHECK
211036564
1680-01-483-7718INTERCHANGEABLE
CAM PISTON SUBASSY
21248
4720-01-666-4848INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21248
9330-01-733-9661INTERCHANGEABLE
FILAMENT,ADDITIVE MANUFACTURING
21248

Frequently Asked Questions

What is NSN 5130-01-133-0460?

NSN 5130-01-133-0460 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 5130-01-133-0460?

NSN 5130-01-133-0460 has 3 cross-referenced part numbers: 21-248 (Apex Tool Group, Llc Dba Nicholson), 21-248 (Armstrong Bros Tool Co), 21-248 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5130-01-133-0460?

There are 9 known substitutes for 5130-01-133-0460: 5330-00-232-8436, 5110-00-260-1646, 5355-00-556-0151 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-248?

Key specifications for 21-248: Features Provided: POWER TOOL; Overall Length: 2.760 INCHES MAXIMUM IN; Drive End Outside Diameter: 1.670 INCHES MINIMUM AND 2.390 INCHES MAXIMUM IN; Wrenching End Outside Diameter: 2.050 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN. 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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