PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14531Siamese Connection,fire Hose

Western Fire Equipment Co Sub of Premier Industrial Corp · NSN 4210-01-249-2074 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-249-2074 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-249-2074. Primary manufacturer part number: 14531.
Features
  • Siamese Connection,fire Hose — FSC 4210
  • Inlet Thread Series Designator: NH
  • Inlet Connection Type and Quantity: 1 THREADED INTERNAL SWIVEL
  • Outlet Nominal Thread Size: 1.500 INCHES IN
  • Surface Treatment: ANODIZE
  • Inlet Thread Quantity Per Inch: 9
  • Inlet Nominal Thread Size: 2.500 INCHES IN
  • Outlet Thread Series Designator: NH
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum construction
General Description

The Siamese Connection,fire Hose, cataloged under National Stock Number 4210-01-249-2074, 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 11 verified specifications, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-01-249-2074
Primary Part Number14531
Item NameSiamese Connection,fire Hose
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerWestern Fire Equipment Co Sub of Premier Industrial Corp
StatusACTIVE
Inlet Thread Series DesignatorNH
Inlet Connection Type and Quantity1 THREADED INTERNAL SWIVEL
Outlet Nominal Thread Size1.500 INCHES IN
Surface TreatmentANODIZE
Inlet Thread Quantity Per Inch9
Inlet Nominal Thread Size2.500 INCHES IN
Outlet Thread Series DesignatorNH
Outlet Thread Quantity Per Inch7
Outlet Connection Type and Quantity2 THREADED EXTERNAL HOSE
MaterialALUMINUM
Flow Control DeviceBALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-012-473214531 INTERCHANGEABLE
Coil,radio Frequency
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6240-00-014-5431 INTERCHANGEABLE
Lamp,incandescent
1660-00-215-068014531 INTERCHANGEABLE
Base,cabin Pressure
Honeywell International, Inc Div Aerospace-Tucson
4330-00-336-555599132636 INTERCHANGEABLE
Plate,outer Baffle
Alfa Laval Inc
2010-00-395-175314X531 INTERCHANGEABLE
Lever,fork
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5340-00-456-10112146061 INTERCHANGEABLE
Hook,support
General Motors Corp
3950-00-504-6112 INTERCHANGEABLE
Traveling Nut
5365-01-144-6126145310 INTERCHANGEABLE
Spacer
Time Manufacturing Company Dba Time Manufacturing Company
6240-01-344-507750PAR30/CAP/NFL/130V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
5340-01-671-791814531 INTERCHANGEABLE
Clamp,loop
Auto Vehicle Parts Co Dba Au-Ve-Co
Cross-Reference Index
Part NumberManufacturer
14531 Western Fire Equipment Co Sub of Premier Industrial Corp (USA)
Related Parts
5950-00-012-4732INTERCHANGEABLE
COIL,RADIO FREQUENCY
14531
6240-00-014-5431INTERCHANGEABLE
LAMP,INCANDESCENT
1660-00-215-0680INTERCHANGEABLE
BASE,CABIN PRESSURE
14531
4330-00-336-5555INTERCHANGEABLE
PLATE,OUTER BAFFLE
99132636
2010-00-395-1753INTERCHANGEABLE
LEVER,FORK
14X531
5340-00-456-1011INTERCHANGEABLE
HOOK,SUPPORT
2146061
3950-00-504-6112INTERCHANGEABLE
TRAVELING NUT
5365-01-144-6126INTERCHANGEABLE
SPACER
145310
6240-01-344-5077INTERCHANGEABLE
LAMP,INCANDESCENT
50PAR30/CAP/NFL/130V
5340-01-671-7918INTERCHANGEABLE
CLAMP,LOOP
14531

Frequently Asked Questions

What is NSN 4210-01-249-2074?

NSN 4210-01-249-2074 is a Siamese Connection,fire 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 4210-01-249-2074?

NSN 4210-01-249-2074 has 1 cross-referenced part number: 14531 (Western Fire Equipment Co Sub of Premier Industrial Corp).

What NSN replaces 4210-01-249-2074?

There are 10 known substitutes for 4210-01-249-2074: 5950-00-012-4732, 6240-00-014-5431, 1660-00-215-0680 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14531?

Key specifications for 14531: Inlet Thread Series Designator: NH; Inlet Connection Type and Quantity: 1 THREADED INTERNAL SWIVEL; Outlet Nominal Thread Size: 1.500 INCHES IN; Surface Treatment: ANODIZE. 11 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