PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

420028Nozzle Assembly,monitor Type,fir

Tyco Fire Products Lp · NSN 4210-01-444-0988 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-444-0988 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-444-0988. Primary manufacturer part number: 420028.
Features
  • Nozzle Assembly,monitor Type,fir — FSC 4210
  • Thread Diameter: 0.500 INCHES NOMINAL IN
  • Screw Thread Quantity Per Inch: 14.0
  • Screw Thread Series Designator: NPT
  • Inlet Connection Quantity: 1
  • Installation Design: FIXED
  • Inlet Connection Type: THREADED
  • 3 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Nozzle Assembly,monitor Type,fir, cataloged under National Stock Number 4210-01-444-0988, 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 Tyco Fire Products Lp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-01-444-0988
Primary Part Number420028
Item NameNozzle Assembly,monitor Type,fir
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerTyco Fire Products Lp
StatusACTIVE
Thread Diameter0.500 INCHES NOMINAL IN
Screw Thread Quantity Per Inch14.0
Screw Thread Series DesignatorNPT
Inlet Connection Quantity1
Installation DesignFIXED
Inlet Connection TypeTHREADED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-01-284-4130 INTERCHANGEABLE
Transformer,power
5340-01-412-056442002-8 INTERCHANGEABLE
Cover,access
Fleet Readiness Center East Div Department of Navy
4730-01-442-8111S-403758 INTERCHANGEABLE
Strainer,sediment
Tyco Fire Products Lp
4210-01-444-545070803 INTERCHANGEABLE
Proportioner,foam Liquid,line Ty
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
7057552 Naval Sea Systems Command (USA)
7057552 ITEM 9 Naval Sea Systems Command (USA)
420028 PRIMARY Tyco Fire Products Lp (USA)
Related Parts
5950-01-284-4130INTERCHANGEABLE
TRANSFORMER,POWER
5340-01-412-0564INTERCHANGEABLE
COVER,ACCESS
42002-8
4730-01-442-8111INTERCHANGEABLE
STRAINER,SEDIMENT
S-403758
4210-01-444-5450INTERCHANGEABLE
PROPORTIONER,FOAM LIQUID,LINE TY
70803

Frequently Asked Questions

What is NSN 4210-01-444-0988?

NSN 4210-01-444-0988 is a Nozzle Assembly,monitor Type,fir, manufactured by Tyco Fire Products Lp, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-01-444-0988?

NSN 4210-01-444-0988 has 3 cross-referenced part numbers: 7057552 (Naval Sea Systems Command), 7057552 ITEM 9 (Naval Sea Systems Command), 420028 (Tyco Fire Products Lp).

What NSN replaces 4210-01-444-0988?

There are 4 known substitutes for 4210-01-444-0988: 5950-01-284-4130, 5340-01-412-0564, 4730-01-442-8111 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 420028?

Key specifications for 420028: Thread Diameter: 0.500 INCHES NOMINAL IN; Screw Thread Quantity Per Inch: 14.0; Screw Thread Series Designator: NPT; Inlet Connection Quantity: 1. 6 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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