PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

251A1Valve,control

Hardie-Tynes Co., Inc. · NSN 2825-00-228-1990 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-228-1990 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-228-1990. Primary manufacturer part number: 251A1.
Features
  • Valve,control — FSC 2825
  • 1 verified cross-reference
  • Primary manufacturer: Hardie-Tynes Co., Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,control, cataloged under National Stock Number 2825-00-228-1990, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Hardie-Tynes Co., Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2825-00-228-1990
Primary Part Number251A1
Item NameValve,control
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerHardie-Tynes Co., Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-925-3777 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
251A1 Hardie-Tynes Co., Inc. (USA)
Related Parts
5961-00-925-3777INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 2825-00-228-1990?

NSN 2825-00-228-1990 is a Valve,control, manufactured by Hardie-Tynes Co., Inc., classified under FSC 2825 (No Item Name Available). Status: active.

What are the part numbers for NSN 2825-00-228-1990?

NSN 2825-00-228-1990 has 1 cross-referenced part number: 251A1 (Hardie-Tynes Co., Inc.).

What NSN replaces 2825-00-228-1990?

There is 1 known substitute for 2825-00-228-1990: 5961-00-925-3777. Verify interchangeability with system specifications before substitution.

What are the specifications of 251A1?

Key specifications for 251A1: End Item Identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. 1 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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