PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

83290-1Valve,butterfly

Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator · NSN 4820-01-325-5371 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-325-5371 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-325-5371. Primary manufacturer part number: 83290-1.
Features
  • Valve,butterfly — FSC 4820
  • Valve Size: 6.000 INCHES IN
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Material: BRONZE BODY
  • Valve Operation Method: MANUAL
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Bronze Body construction
General Description

The Valve,butterfly, cataloged under National Stock Number 4820-01-325-5371, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. Government technical data includes 5 verified specifications, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-325-5371
Primary Part Number83290-1
Item NameValve,butterfly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
StatusACTIVE
Valve Size6.000 INCHES IN
Media for Which DesignedAIR SINGLE RESPONSE
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialBRONZE BODY
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1680-00-348-0929 INTERCHANGEABLE
Shaft Assy,miter Ge
6750-01-429-1904 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
83290-1 PRIMARY Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
Related Parts
1680-00-348-0929INTERCHANGEABLE
SHAFT ASSY,MITER GE
6750-01-429-1904INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 4820-01-325-5371?

NSN 4820-01-325-5371 is a Valve,butterfly, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-325-5371?

NSN 4820-01-325-5371 has 1 cross-referenced part number: 83290-1 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).

What NSN replaces 4820-01-325-5371?

There are 2 known substitutes for 4820-01-325-5371: 1680-00-348-0929, 6750-01-429-1904. Verify interchangeability with system specifications before substitution.

What are the specifications of 83290-1?

Key specifications for 83290-1: End Item Identification: NONPOWERED VALVES; Valve Size: 6.000 INCHES IN; Media for Which Designed: AIR SINGLE RESPONSE; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 6 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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