PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-U-1025-57Valve,linear,directional Control

Woodward Hrt, Inc. Dba Woodward Hrt Inc · NSN 4810-00-177-8472 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-177-8472 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-177-8472. Primary manufacturer part number: 1-U-1025-57.
Features
  • Valve,linear,directional Control — FSC 4810
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL DWG NO. 206-076-037-1,FSCM 97499
  • 3 verified cross-references
  • Primary manufacturer: Woodward Hrt, Inc. Dba Woodward Hrt Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4810-00-177-8472, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Woodward Hrt, Inc. Dba Woodward Hrt Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-177-8472
Primary Part Number1-U-1025-57
Item NameValve,linear,directional Control
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerWoodward Hrt, Inc. Dba Woodward Hrt Inc
StatusACTIVE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY SOURCE CONTROL DWG NO. 206-076-037-1,FSCM 97499
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4810-00-177-8459206-076-037-001 INTERCHANGEABLE
Valve,linear,directional Control
Bell Textron Inc
4810-00-177-8471 INTERCHANGEABLE
Valve,linear,directional Control
Cross-Reference Index
Part NumberManufacturer
1-U-1025-57 Woodward Hrt, Inc. Dba Woodward Hrt Inc (USA)
42C42626 Kaiser Fluid Technologies Inc. (USA)
206-076-037-1 Bell Textron Inc (USA)
Related Parts
4810-00-177-8459INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
206-076-037-001
4810-00-177-8471INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL

Frequently Asked Questions

What is NSN 4810-00-177-8472?

NSN 4810-00-177-8472 is a Valve,linear,directional Control, manufactured by Woodward Hrt, Inc. Dba Woodward Hrt Inc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-177-8472?

NSN 4810-00-177-8472 has 3 cross-referenced part numbers: 1-U-1025-57 (Woodward Hrt, Inc. Dba Woodward Hrt Inc), 42C42626 (Kaiser Fluid Technologies Inc.), 206-076-037-1 (Bell Textron Inc).

What NSN replaces 4810-00-177-8472?

There are 2 known substitutes for 4810-00-177-8472: 4810-00-177-8459, 4810-00-177-8471. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-U-1025-57?

Key specifications for 1-U-1025-57: Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL DWG NO. 206-076-037-1,FSCM 97499; Special Features: 5.30 IN.MAX LG,2.500 IN.NOM W IN. 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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