PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25419Ring,idler,lock

Bowen Tools Inc a Big Three Industry · NSN 5365-00-997-0203 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-997-0203 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-997-0203. Primary manufacturer part number: 25419.
Features
  • Ring,idler,lock — FSC 5365
  • General Characteristics Item Description: STEEL,CORROSION RESISTANT OR HARD BRASS; 1.000 IN. DIA; CENTER HOLE 0.406 IN. DIA; LOCK LEG 0.375 IN. LG AND 0.312 IN. WD; 0.125 IN. BY 45.0 DEGREES CHAMFER ON 1 END IN
  • 1 verified cross-reference
  • Primary manufacturer: Bowen Tools Inc a Big Three Industry
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,idler,lock, cataloged under National Stock Number 5365-00-997-0203, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bowen Tools Inc a Big Three Industry. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-997-0203
Primary Part Number25419
Item NameRing,idler,lock
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerBowen Tools Inc a Big Three Industry
StatusACTIVE
General Characteristics Item DescriptionSTEEL,CORROSION RESISTANT OR HARD BRASS; 1.000 IN. DIA; CENTER HOLE 0.406 IN. DIA; LOCK LEG 0.375 IN. LG AND 0.312 IN. WD; 0.125 IN. BY 45.0 DEGREES CHAMFER ON 1 END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5920-00-066-0221KTK4 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
2810-00-118-944025419 INTERCHANGEABLE
Cover
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4210-00-640-184125419 INTERCHANGEABLE
Bracket,fire Extinguisher
Tyco Fire Products Lp
4710-01-013-662325419 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
6130-01-066-898925419 INTERCHANGEABLE
Power Supply Subassembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5999-01-424-515125419 INTERCHANGEABLE
Contact,electrical
Csts, Inc Dba Computer Sys Techl Support
5998-01-538-0589 INTERCHANGEABLE
Circuit Card Assembly
5315-01-617-4763 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
25419 Bowen Tools Inc a Big Three Industry (USA)
Related Parts
5920-00-066-0221INTERCHANGEABLE
FUSE,CARTRIDGE
KTK4
2810-00-118-9440INTERCHANGEABLE
COVER
25419
4210-00-640-1841INTERCHANGEABLE
BRACKET,FIRE EXTINGUISHER
25419
4710-01-013-6623INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25419
6130-01-066-8989INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
25419
5999-01-424-5151INTERCHANGEABLE
CONTACT,ELECTRICAL
25419
5998-01-538-0589INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5315-01-617-4763INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 5365-00-997-0203?

NSN 5365-00-997-0203 is a Ring,idler,lock, manufactured by Bowen Tools Inc a Big Three Industry, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-997-0203?

NSN 5365-00-997-0203 has 1 cross-referenced part number: 25419 (Bowen Tools Inc a Big Three Industry).

What NSN replaces 5365-00-997-0203?

There are 8 known substitutes for 5365-00-997-0203: 5920-00-066-0221, 2810-00-118-9440, 4210-00-640-1841 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25419?

Key specifications for 25419: General Characteristics Item Description: STEEL,CORROSION RESISTANT OR HARD BRASS; 1.000 IN. DIA; CENTER HOLE 0.406 IN. DIA; LOCK LEG 0.375 IN. LG AND 0.312 IN. WD; 0.125 IN. BY 45.0 DEGREES CHAMFER ON 1 END 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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