PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E-3547Diaphragm,valve,flat

King Engineering Corporation Dba King-Gage Systems · NSN 4820-00-650-0245 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-650-0245 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-650-0245. Primary manufacturer part number: E-3547.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Bolt Circle Diameter: 2.125 INCHES NOMINAL IN
  • Style Designator: FLAT
  • Material: RUBBER
  • Media for Which Designed: AIR OR WATER
  • 2 verified cross-references
  • Primary manufacturer: King Engineering Corporation Dba King-Gage Systems
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-650-0245, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is King Engineering Corporation Dba King-Gage Systems. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-650-0245
Primary Part NumberE-3547
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKing Engineering Corporation Dba King-Gage Systems
StatusACTIVE
Bolt Circle Diameter2.125 INCHES NOMINAL IN
Style DesignatorFLAT
MaterialRUBBER
Media for Which DesignedAIR OR WATER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-409-3459659-3 INTERCHANGEABLE
Coil,radio Frequency
Caddell Burns Manufacturing Co Inc
5310-00-990-86071945391-2 INTERCHANGEABLE
Washer,flat
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
5310-01-148-6721E-354-7 INTERCHANGEABLE
Washer,flat
Circor Naval Solutions Llc Dba Warren Pumps
6515-01-561-2543A9385 INTERCHANGEABLE
Stockinet,surgical
Performance Health Supply, Llc Dba Sammons Preston Rolyan
Cross-Reference Index
Part NumberManufacturer
E-3547 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
6593 King Engineering Corporation Dba King-Gage Systems (USA)
Related Parts
5950-00-409-3459INTERCHANGEABLE
COIL,RADIO FREQUENCY
659-3
5310-00-990-8607INTERCHANGEABLE
WASHER,FLAT
1945391-2
5310-01-148-6721INTERCHANGEABLE
WASHER,FLAT
E-354-7
6515-01-561-2543INTERCHANGEABLE
STOCKINET,SURGICAL
A9385

Frequently Asked Questions

What is NSN 4820-00-650-0245?

NSN 4820-00-650-0245 is a Diaphragm,valve,flat, manufactured by King Engineering Corporation Dba King-Gage Systems, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-650-0245?

NSN 4820-00-650-0245 has 2 cross-referenced part numbers: E-3547 (King Engineering Corporation Dba King-Gage Systems), 6593 (King Engineering Corporation Dba King-Gage Systems).

What NSN replaces 4820-00-650-0245?

There are 4 known substitutes for 4820-00-650-0245: 5950-00-409-3459, 5310-00-990-8607, 5310-01-148-6721 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E-3547?

Key specifications for E-3547: Bolt Circle Diameter: 2.125 INCHES NOMINAL IN; Style Designator: FLAT; Material: RUBBER; Media for Which Designed: AIR OR WATER. 4 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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