PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28-312Wrench,ratchet

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-532-2348 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-532-2348 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-532-2348. Primary manufacturer part number: 28-312.
Features
  • Wrench,ratchet — FSC 5120
  • Style Designator: STRAIGHT SINGLE HEAD
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Surface Treatment: OXIDE OVERALL
  • Wrenching Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • Head Thickness: 0.280 INCHES NOMINAL IN
  • 3 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,ratchet, cataloged under National Stock Number 5120-01-532-2348, 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 6 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-532-2348
Primary Part Number28-312
Item NameWrench,ratchet
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
Style DesignatorSTRAIGHT SINGLE HEAD
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Surface TreatmentOXIDE OVERALL
Wrenching Surface Size0.375 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Head Thickness0.280 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6240-00-012-5588 INTERCHANGEABLE
Lamp,incandescent
5305-00-106-8126 INTERCHANGEABLE
Screw,cap
5930-00-324-331328312 INTERCHANGEABLE
Switch,lever
Switchcraft Inc.
5310-01-185-861328312 INTERCHANGEABLE
Washer,split
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4420-01-651-75492831-2 INTERCHANGEABLE
Modification Kit,heat Exchangers
Cox & Company, Inc. Dba Cox & Co Inc
Cross-Reference Index
Part NumberManufacturer
28-312 Apex Tool Group, Llc Dba Nicholson (USA)
28-312 Armstrong Bros Tool Co (USA)
28-312 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
6240-00-012-5588INTERCHANGEABLE
LAMP,INCANDESCENT
5305-00-106-8126INTERCHANGEABLE
SCREW,CAP
5930-00-324-3313INTERCHANGEABLE
SWITCH,LEVER
28312
5310-01-185-8613INTERCHANGEABLE
WASHER,SPLIT
28312
4420-01-651-7549INTERCHANGEABLE
MODIFICATION KIT,HEAT EXCHANGERS
2831-2

Frequently Asked Questions

What is NSN 5120-01-532-2348?

NSN 5120-01-532-2348 is a Wrench,ratchet, 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 5120-01-532-2348?

NSN 5120-01-532-2348 has 3 cross-referenced part numbers: 28-312 (Apex Tool Group, Llc Dba Nicholson), 28-312 (Armstrong Bros Tool Co), 28-312 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-532-2348?

There are 5 known substitutes for 5120-01-532-2348: 6240-00-012-5588, 5305-00-106-8126, 5930-00-324-3313 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28-312?

Key specifications for 28-312: Style Designator: STRAIGHT SINGLE HEAD; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL; Surface Treatment: OXIDE OVERALL; Wrenching Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 7 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