PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9900-445Valve,regulating,fluid Pressure

Woodward, Inc. · NSN 4820-01-308-6683 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-308-6683 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-308-6683. Primary manufacturer part number: 9900-445.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • FSC Application Data: GOVERNOR VALVE-GAS TURBINE ENGINE
  • 2 verified cross-references
  • Primary manufacturer: Woodward, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-308-6683, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Woodward, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN4820-01-308-6683
Primary Part Number9900-445
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWoodward, Inc.
StatusACTIVE
FSC Application DataGOVERNOR VALVE-GAS TURBINE ENGINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-929-2394 INTERCHANGEABLE
Semiconductor Device,thyristor
Cross-Reference Index
Part NumberManufacturer
9900-445 PRIMARY Woodward, Inc. (USA)
9900-445 Woodward, Inc. Div Woodward Industrial Control Systems (USA)
Related Parts
5961-00-929-2394INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR

Frequently Asked Questions

What is NSN 4820-01-308-6683?

NSN 4820-01-308-6683 is a Valve,regulating,fluid Pressure, manufactured by Woodward, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-308-6683?

NSN 4820-01-308-6683 has 2 cross-referenced part numbers: 9900-445 (Woodward, Inc.), 9900-445 (Woodward, Inc. Div Woodward Industrial Control Systems).

What NSN replaces 4820-01-308-6683?

There is 1 known substitute for 4820-01-308-6683: 5961-00-929-2394. Verify interchangeability with system specifications before substitution.

What are the specifications of 9900-445?

Key specifications for 9900-445: FSC Application Data: GOVERNOR VALVE-GAS TURBINE ENGINE. 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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