PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25899Coil Assembly,valve

Hydro-Aire Aerospace Corp · NSN 1650-01-018-0944 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-01-018-0944 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-018-0944. Primary manufacturer part number: 25899.
Features
  • Coil Assembly,valve — FSC 1650
  • General Characteristics Item Description: PART OF 25518,IRON
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Aire Aerospace Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Coil Assembly,valve, cataloged under National Stock Number 1650-01-018-0944, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-01-018-0944
Primary Part Number25899
Item NameCoil Assembly,valve
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
General Characteristics Item DescriptionPART OF 25518,IRON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-350-44375227606 INTERCHANGEABLE
Reducer,tube
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-613-8719 INTERCHANGEABLE
Gasket
5905-01-573-2243 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
25899 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
4730-00-350-4437INTERCHANGEABLE
REDUCER,TUBE
5227606
5330-00-613-8719INTERCHANGEABLE
GASKET
5905-01-573-2243INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 1650-01-018-0944?

NSN 1650-01-018-0944 is a Coil Assembly,valve, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-01-018-0944?

NSN 1650-01-018-0944 has 1 cross-referenced part number: 25899 (Hydro-Aire Aerospace Corp).

What NSN replaces 1650-01-018-0944?

There are 3 known substitutes for 1650-01-018-0944: 4730-00-350-4437, 5330-00-613-8719, 5905-01-573-2243. Verify interchangeability with system specifications before substitution.

What are the specifications of 25899?

Key specifications for 25899: General Characteristics Item Description: PART OF 25518,IRON; End Item Identification: 1650-00-529-4318. 2 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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