PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70803Proportioner,foam Liquid,line Ty

Tyco Fire Products Lp · NSN 4210-01-444-5450 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-444-5450 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-444-5450. Primary manufacturer part number: 70803.
Features
  • Proportioner,foam Liquid,line Ty — FSC 4210
  • Material: COPPER ALLOY
  • General Characteristics Item Description: 1.250 NPT INTERNAL INLET THD; 3.000 IN. SIZE IN
  • Overall Diameter: 5.300 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Tyco Fire Products Lp
Applications
  • Applications requiring Copper Alloy construction
General Description

The Proportioner,foam Liquid,line Ty, cataloged under National Stock Number 4210-01-444-5450, 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 3 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-01-444-5450
Primary Part Number70803
Item NameProportioner,foam Liquid,line Ty
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerTyco Fire Products Lp
StatusACTIVE
MaterialCOPPER ALLOY
General Characteristics Item Description1.250 NPT INTERNAL INLET THD; 3.000 IN. SIZE IN
Overall Diameter5.300 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-297-311570803 INTERCHANGEABLE
Setscrew
Telemechanics Inc
4730-00-424-5871SAE J512 4-4 040102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
4730-00-716-4928502X5 INTERCHANGEABLE
Elbow,tube
Danfoss Power Solutions II, Llc
3230-01-252-671248-40-4120 INTERCHANGEABLE
Blade,circular Saw,woodcutting
Milwaukee Electric Tool Corp Dba Milwaukee Electric Tools
4610-01-332-772470803 INTERCHANGEABLE
Water Purification Unit,unmounte
Acs Environmental
4820-01-391-390670-803-01 INTERCHANGEABLE
Valve,ball
Conbraco Industries Inc
4730-01-442-8111S-403758 INTERCHANGEABLE
Strainer,sediment
Tyco Fire Products Lp
4210-01-444-0988420028 INTERCHANGEABLE
Nozzle Assembly,monitor Type,fir
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
7057552 Naval Sea Systems Command (USA)
70803 PRIMARY Tyco Fire Products Lp (USA)
7057552 ITEM 2 Naval Sea Systems Command (USA)
Related Parts
5305-00-297-3115INTERCHANGEABLE
SETSCREW
70803
4730-00-424-5871INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-4 040102B
4730-00-716-4928INTERCHANGEABLE
ELBOW,TUBE
502X5
3230-01-252-6712INTERCHANGEABLE
BLADE,CIRCULAR SAW,WOODCUTTING
48-40-4120
4610-01-332-7724INTERCHANGEABLE
WATER PURIFICATION UNIT,UNMOUNTE
70803
4820-01-391-3906INTERCHANGEABLE
VALVE,BALL
70-803-01
4730-01-442-8111INTERCHANGEABLE
STRAINER,SEDIMENT
S-403758
4210-01-444-0988INTERCHANGEABLE
NOZZLE ASSEMBLY,MONITOR TYPE,FIR
420028

Frequently Asked Questions

What is NSN 4210-01-444-5450?

NSN 4210-01-444-5450 is a Proportioner,foam Liquid,line Ty, manufactured by Tyco Fire Products Lp, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-01-444-5450?

NSN 4210-01-444-5450 has 3 cross-referenced part numbers: 7057552 (Naval Sea Systems Command), 70803 (Tyco Fire Products Lp), 7057552 ITEM 2 (Naval Sea Systems Command).

What NSN replaces 4210-01-444-5450?

There are 8 known substitutes for 4210-01-444-5450: 5305-00-297-3115, 4730-00-424-5871, 4730-00-716-4928 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70803?

Key specifications for 70803: Material: COPPER ALLOY; General Characteristics Item Description: 1.250 NPT INTERNAL INLET THD; 3.000 IN. SIZE IN; Overall Length: 21.000 INCHES NOMINAL IN; Overall Diameter: 5.300 INCHES NOMINAL IN. 5 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