PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3233-9179-0Valve,safety Relief

Kidde Fire Fighting, Inc. Div National Foam · NSN 4820-00-541-5613 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-541-5613 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-541-5613. Primary manufacturer part number: 3233-9179-0.
Features
  • Valve,safety Relief — FSC 4820
  • Opening Pressure Setting: 300.0 POUNDS PER SQUARE INCH LBS
  • Disk Loading Method: SPRING
  • Connection Style: PLAIN (PIPE) FIRST END
  • Flow Control Device: DISK
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY OVERALL
  • Bonnet Type: INSIDE SPRING
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-541-5613, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kidde Fire Fighting, Inc. Div National Foam. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-541-5613
Primary Part Number3233-9179-0
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKidde Fire Fighting, Inc. Div National Foam
StatusACTIVE
Opening Pressure Setting300.0 POUNDS PER SQUARE INCH LBS
Disk Loading MethodSPRING
Connection StylePLAIN (PIPE) FIRST END
Flow Control DeviceDISK
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY OVERALL
Bonnet TypeINSIDE SPRING
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Connection TypeTHREADED INTERNAL PIPE SECOND END
Valve Operation MethodAUTOMATIC
Connection StylePLAIN,OPTIONAL END(PIPE) SECOND END
Features ProvidedPRESSURE TIGHT OUTLET SIDE
Nominal Thread Size1.500 INCHES ALL ENDS IN
Thread DirectionRIGHT-HAND ALL ENDS
Bonnet Attachment MethodTHREADED
Style DesignatorANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5340-01-187-1042100404 INTERCHANGEABLE
Retainer,cover
West Tech Systems Inc Dba Western Technical Associates
5961-01-196-1755 INTERCHANGEABLE
Semiconductor Device,diode
4320-01-426-3305100404 INTERCHANGEABLE
Power End,pump
Clyde Union Inc Dba Clydeunion Pumps
6530-01-508-7261 INTERCHANGEABLE
Switch Membrane
5305-01-515-441310-0404 INTERCHANGEABLE
Screw,cap,hexagon Head
Parker Hannifin Corporation Div Village Marine Tech
5999-01-532-3948 INTERCHANGEABLE
Parts Kit,electronic Equipment
3010-01-535-3783100404 INTERCHANGEABLE
Coupling Half,shaft
North American Marine Jet, Inc
Cross-Reference Index
Part NumberManufacturer
3233-9179-0 PRIMARY Kidde Fire Fighting, Inc. Div National Foam (USA)
100404 Kidde Fire Fighting, Inc. Div National Foam (USA)
5HE655 Oshkosh Defense Llc (USA)
EE39852 Oshkosh Defense Llc (USA)
EE39852 Oshkosh Corp (USA)
Related Parts
5340-01-187-1042INTERCHANGEABLE
RETAINER,COVER
100404
5961-01-196-1755INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4320-01-426-3305INTERCHANGEABLE
POWER END,PUMP
100404
6530-01-508-7261INTERCHANGEABLE
SWITCH MEMBRANE
5305-01-515-4413INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
10-0404
5999-01-532-3948INTERCHANGEABLE
PARTS KIT,ELECTRONIC EQUIPMENT
3010-01-535-3783INTERCHANGEABLE
COUPLING HALF,SHAFT
100404

Frequently Asked Questions

What is NSN 4820-00-541-5613?

NSN 4820-00-541-5613 is a Valve,safety Relief, manufactured by Kidde Fire Fighting, Inc. Div National Foam, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-541-5613?

NSN 4820-00-541-5613 has 5 cross-referenced part numbers: 3233-9179-0 (Kidde Fire Fighting, Inc. Div National Foam), 100404 (Kidde Fire Fighting, Inc. Div National Foam), 5HE655 (Oshkosh Defense Llc), EE39852 (Oshkosh Defense Llc), EE39852 (Oshkosh Corp).

What NSN replaces 4820-00-541-5613?

There are 7 known substitutes for 4820-00-541-5613: 5340-01-187-1042, 5961-01-196-1755, 4320-01-426-3305 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3233-9179-0?

Key specifications for 3233-9179-0: Opening Pressure Setting: 300.0 POUNDS PER SQUARE INCH LBS; Disk Loading Method: SPRING; Special Features: THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET; Connection Style: PLAIN (PIPE) FIRST END. 17 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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