PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51325Valve,linear,directional Control

Woodward Hrt Inc · NSN 4810-00-078-4729 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-078-4729 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-078-4729. Primary manufacturer part number: 51325.
Features
  • Valve,linear,directional Control — FSC 4810
  • 2 verified cross-references
  • Primary manufacturer: 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 4810-00-078-4729, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Woodward Hrt Inc. This item has 2 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.

Catalog Facts
Item NameValve,linear,directional Control
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersNorthrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (CAGE 76823); Woodward Hrt Inc (CAGE 81873)
Technical Specifications
ParameterValue
NSN4810-00-078-4729
Primary Part Number51325
Item NameValve,linear,directional Control
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-126-122613217E1472 INTERCHANGEABLE
Connector,receptacle,electrical
Cecom Lr Center
1420-00-621-7696 INTERCHANGEABLE
Roller Assembly,idl
5930-00-642-9285101302A INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
4810-00-735-8305H60G0398 INTERCHANGEABLE
Valve,linear,directional Control
Parker Hannifin Corporation Div Aerospace Group Headquarters
4810-00-864-8673AV14K1148-1 INTERCHANGEABLE
Valve,linear,directional Control
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
8345-00-918-0649 INTERCHANGEABLE
Guidon
5935-00-998-8080GC810FR-1 INTERCHANGEABLE
Connector,plug,electrical
Northrop Grumman Systems Corporation
5305-01-272-2569RY-148623 ITEM 81 INTERCHANGEABLE
Setscrew
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
3-43905-1 Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA)
51325 PRIMARY Woodward Hrt Inc (USA)
Related Parts
5935-00-126-1226INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
13217E1472
1420-00-621-7696INTERCHANGEABLE
ROLLER ASSEMBLY,IDL
5930-00-642-9285INTERCHANGEABLE
SWITCH,ROTARY
101302A
4810-00-735-8305INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
H60G0398
4810-00-864-8673INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
AV14K1148-1
8345-00-918-0649INTERCHANGEABLE
GUIDON
5935-00-998-8080INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
GC810FR-1
5305-01-272-2569INTERCHANGEABLE
SETSCREW
RY-148623 ITEM 81

Frequently Asked Questions

What is NSN 4810-00-078-4729?

NSN 4810-00-078-4729 is a Valve,linear,directional Control, manufactured by Woodward Hrt Inc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-078-4729?

NSN 4810-00-078-4729 has 2 cross-referenced part numbers: 3-43905-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), 51325 (Woodward Hrt Inc).

What NSN replaces 4810-00-078-4729?

There are 8 known substitutes for 4810-00-078-4729: 5935-00-126-1226, 1420-00-621-7696, 5930-00-642-9285 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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