PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30421Cap,hose

Western Fire Equipment Co Sub of Premier Industrial Corp · NSN 4210-01-082-0575 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-082-0575 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-082-0575. Primary manufacturer part number: 30421.
Features
  • Cap,hose — FSC 4210
  • Nominal Thread Size: 1.000 INCHES INTERNAL IN
  • Material: ALUMINUM ALLOY OVERALL
  • Features Provided: CHAIN
  • Thread Direction: RIGHT-HAND INTERNAL
  • 4 verified cross-references
  • Primary manufacturer: Western Fire Equipment Co Sub of Premier Industrial Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Cap,hose, cataloged under National Stock Number 4210-01-082-0575, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Western Fire Equipment Co Sub of Premier Industrial Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-01-082-0575
Primary Part Number30421
Item NameCap,hose
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerWestern Fire Equipment Co Sub of Premier Industrial Corp
StatusACTIVE
Nominal Thread Size1.000 INCHES INTERNAL IN
MaterialALUMINUM ALLOY OVERALL
Features ProvidedCHAIN
Thread DirectionRIGHT-HAND INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-199-5287 INTERCHANGEABLE
Nut,plain,slotted,hexagon
4210-00-294-2648 INTERCHANGEABLE
Reducer,hose,fire Fighting
5977-00-499-0983 INTERCHANGEABLE
Holder,electrical Contact Brush
5905-00-933-2213304-0021 INTERCHANGEABLE
Resistor,fixed,film
Cummins Power Generation Inc.
4210-00-975-2969 INTERCHANGEABLE
Reducer,hose,fire Fighting
4210-01-079-9283 INTERCHANGEABLE
Coupling,hose,fire Fighting
4210-01-079-9284 INTERCHANGEABLE
Coupling,hose,fire Fighting
4210-01-079-9285 INTERCHANGEABLE
Coupling,hose,fire Fighting
4210-01-079-9286 INTERCHANGEABLE
Reducer,hose,fire Fighting
4210-01-080-1457 INTERCHANGEABLE
Coupling,hose,fire Fighting
Cross-Reference Index
Part NumberManufacturer
30421 Western Fire Equipment Co Sub of Premier Industrial Corp (USA)
NFES 0732 Forest Service Specifications Promulgated by United States Forest Service Washington DC
5100-00107 Forest Service Specifications Promulgated by United States Forest Service Washington DC
5100-107 Forest Service Specifications Promulgated by United States Forest Service Washington DC
Related Parts
5310-00-199-5287INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
4210-00-294-2648INTERCHANGEABLE
REDUCER,HOSE,FIRE FIGHTING
5977-00-499-0983INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
5905-00-933-2213INTERCHANGEABLE
RESISTOR,FIXED,FILM
304-0021
4210-00-975-2969INTERCHANGEABLE
REDUCER,HOSE,FIRE FIGHTING
4210-01-079-9283INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
4210-01-079-9284INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
4210-01-079-9285INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
4210-01-079-9286INTERCHANGEABLE
REDUCER,HOSE,FIRE FIGHTING
4210-01-080-1457INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
4210-01-080-1458INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
4210-01-080-1459INTERCHANGEABLE
TEE,PIPE TO HOSE,FIRE FIGHTING

Frequently Asked Questions

What is NSN 4210-01-082-0575?

NSN 4210-01-082-0575 is a Cap,hose, manufactured by Western Fire Equipment Co Sub of Premier Industrial Corp, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-01-082-0575?

NSN 4210-01-082-0575 has 4 cross-referenced part numbers: 30421 (Western Fire Equipment Co Sub of Premier Industrial Corp), NFES 0732 (Forest Service Specifications Promulgated by United States Forest Service Washington DC), 5100-00107 (Forest Service Specifications Promulgated by United States Forest Service Washington DC), 5100-107 (Forest Service Specifications Promulgated by United States Forest Service Washington DC).

What NSN replaces 4210-01-082-0575?

There are 12 known substitutes for 4210-01-082-0575: 5310-00-199-5287, 4210-00-294-2648, 5977-00-499-0983 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30421?

Key specifications for 30421: Nominal Thread Size: 1.000 INCHES INTERNAL IN; Material: ALUMINUM ALLOY OVERALL; Features Provided: CHAIN; Thread Direction: RIGHT-HAND INTERNAL. 4 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