PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13-146Socket,socket Wrench

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-580-7877 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-580-7877 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-580-7877. Primary manufacturer part number: 13-146.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Outside Diameter: 2.063 INCHES NOMINAL IN
  • Wrenching End Opening Depth: 1.200 INCHES NOMINAL IN
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Drive End Outside Diameter: 1.573 INCHES NOMINAL IN
  • Style Designator: INTERNAL-INTERNAL
  • Wrenching Surface Size: 1.438 INCHES NOMINAL SINGLE END IN
  • Drive End Shape: SQUARE SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-580-7877, is classified within Federal Supply Class 5120 (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 11 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-580-7877
Primary Part Number13-146
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Wrenching End Outside Diameter2.063 INCHES NOMINAL IN
Wrenching End Opening Depth1.200 INCHES NOMINAL IN
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Drive End Outside Diameter1.573 INCHES NOMINAL IN
Style DesignatorINTERNAL-INTERNAL
Wrenching Surface Size1.438 INCHES NOMINAL SINGLE END IN
Drive End ShapeSQUARE SINGLE END INTERNAL
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
MaterialSTEEL OVERALL
Features ProvidedMANUAL TOOL
Surface TreatmentCHROMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-004-6169986065-1 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
2910-00-107-41630-13146 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
3455-00-239-560613129 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
1680-00-493-947813146 INTERCHANGEABLE
Housing,squib
Meggitt Safety Systems Inc
5305-01-253-98021314-6 INTERCHANGEABLE
Screw,externally Relieved Body
Bae Systems Information and Electronic Systems Integration Inc.
5120-01-476-473713146 INTERCHANGEABLE
Key Set,socket Head Screw
Bondhus Corp
2540-01-708-799113146 INTERCHANGEABLE
Cover,fitted,vehicular Body
Transhield, Inc.
Cross-Reference Index
Part NumberManufacturer
13-146 Apex Tool Group, Llc Dba Nicholson (USA)
13-146 Armstrong Bros Tool Co (USA)
13-146 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
5950-00-004-6169INTERCHANGEABLE
REACTOR
986065-1
2910-00-107-4163INTERCHANGEABLE
CARBURETOR,FLOAT
0-13146
3455-00-239-5606INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
13129
1680-00-493-9478INTERCHANGEABLE
HOUSING,SQUIB
13146
5305-01-253-9802INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
1314-6
5120-01-476-4737INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
13146
2540-01-708-7991INTERCHANGEABLE
COVER,FITTED,VEHICULAR BODY
13146

Frequently Asked Questions

What is NSN 5120-01-580-7877?

NSN 5120-01-580-7877 is a Socket,socket Wrench, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-580-7877?

NSN 5120-01-580-7877 has 3 cross-referenced part numbers: 13-146 (Apex Tool Group, Llc Dba Nicholson), 13-146 (Armstrong Bros Tool Co), 13-146 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-580-7877?

There are 7 known substitutes for 5120-01-580-7877: 5950-00-004-6169, 2910-00-107-4163, 3455-00-239-5606 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13-146?

Key specifications for 13-146: Wrenching End Outside Diameter: 2.063 INCHES NOMINAL IN; Wrenching End Opening Depth: 1.200 INCHES NOMINAL IN; Overall Length: 2.295 INCHES NOMINAL IN; Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com