PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28-232Wrench,open End and Flarenut,com

Apex Tool Group, Llc Dba Nicholson · NSN 5120-01-127-5637 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-127-5637 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-127-5637. Primary manufacturer part number: 28-232.
Features
  • Wrench,open End and Flarenut,com — FSC 5120
  • General Characteristics Item Description: STEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 1 IN. OPENINGS AT BOTH ENDS; 15 IN. LG IN
  • 4 verified cross-references
  • Primary manufacturer: Apex Tool Group, Llc Dba Nicholson
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,open End and Flarenut,com, cataloged under National Stock Number 5120-01-127-5637, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5120-01-127-5637
Primary Part Number28-232
Item NameWrench,open End and Flarenut,com
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
General Characteristics Item DescriptionSTEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 1 IN. OPENINGS AT BOTH ENDS; 15 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4930-00-109-233428232 INTERCHANGEABLE
Spray Gun Assembly
Janke & Company Inc Dba Electronic Brazing Co Div
2040-00-991-7067 INTERCHANGEABLE
Chain Assembly,roll
6145-01-046-1266 INTERCHANGEABLE
Cable,power,electrical
6810-01-070-1847282-32H INTERCHANGEABLE
Potassium Hydroxide
Hach Company Dba Hach Co
5330-01-181-497128-232 INTERCHANGEABLE
Gasket
Georator Llc
5310-01-421-199828232 INTERCHANGEABLE
Washer,flat
Ontic Engineering and Manufacturing, Inc.
7025-01-655-488228232 INTERCHANGEABLE
Library,storage Networking
Imation Enterprises Corp.
Cross-Reference Index
Part NumberManufacturer
28-232 Apex Tool Group, Llc Dba Nicholson (USA)
28-232 Armstrong Bros Tool Co (USA)
28-232 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
1332 Armstrong Bros Tool Co (USA)
Related Parts
4930-00-109-2334INTERCHANGEABLE
SPRAY GUN ASSEMBLY
28232
2040-00-991-7067INTERCHANGEABLE
CHAIN ASSEMBLY,ROLL
6145-01-046-1266INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
6810-01-070-1847INTERCHANGEABLE
POTASSIUM HYDROXIDE
282-32H
5330-01-181-4971INTERCHANGEABLE
GASKET
28-232
5310-01-421-1998INTERCHANGEABLE
WASHER,FLAT
28232
7025-01-655-4882INTERCHANGEABLE
LIBRARY,STORAGE NETWORKING
28232

Frequently Asked Questions

What is NSN 5120-01-127-5637?

NSN 5120-01-127-5637 is a Wrench,open End and Flarenut,com, 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 5120-01-127-5637?

NSN 5120-01-127-5637 has 4 cross-referenced part numbers: 28-232 (Apex Tool Group, Llc Dba Nicholson), 28-232 (Armstrong Bros Tool Co), 28-232 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 1332 (Armstrong Bros Tool Co).

What NSN replaces 5120-01-127-5637?

There are 7 known substitutes for 5120-01-127-5637: 4930-00-109-2334, 2040-00-991-7067, 6145-01-046-1266 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28-232?

Key specifications for 28-232: General Characteristics Item Description: STEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 1 IN. OPENINGS AT BOTH ENDS; 15 IN. LG IN. 1 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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