PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

243-12-2Valve,regulating,fluid Pressure

Wisconsin Oven Corp · NSN 4820-01-536-9471 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-536-9471 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-536-9471. Primary manufacturer part number: 243-12-2.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Regulation Type: AUTOMATIC DOUBLE STAGE
  • Flow Control Device: DIAPHRAGM
  • Valve Size: 2.000 INCHES IN
  • Third End Relationship with Preceding Ends: NOT IDENTICAL WITH FIRST OR SECOND END
  • Maximum Inlet Pressure Rating: ERR-060
  • Temp Rating: -20.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
  • Second End Relationship with First End: IDENTICAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-536-9471, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Wisconsin Oven Corp. Government technical data includes 20 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-536-9471
Primary Part Number243-12-2
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWisconsin Oven Corp
StatusACTIVE
Regulation TypeAUTOMATIC DOUBLE STAGE
Flow Control DeviceDIAPHRAGM
Valve Size2.000 INCHES IN
Third End Relationship with Preceding EndsNOT IDENTICAL WITH FIRST OR SECOND END
Maximum Inlet Pressure RatingERR-060
Temp Rating-20.0 FAHRENHEIT MINIMUM AND 150.0 FAHRENHEIT MAXIMUM DEGF
Second End Relationship with First EndIDENTICAL
First End Thread DirectionRIGHT-HAND
End Connection Quantity3
Third End Connection TypeTHREADED INTERNAL PIPE
Outlet Pressure Setting.0 NON-MERCURY ALTERNATIVE - LABORATORY CHEMICALS - FIXATIVES, STAINS, REAGENTS, PRESERVATIVES
Third End Thread DirectionRIGHT-HAND
Thread Size and Series/type Designator2.-11-1/2 NPT FIRST END
First End Connection TypeTHREADED INTERNAL PIPE
Thread Size and Series/type Designator1.-14 NPT THIRD END
Furnished ItemsAUTOMATIC RELIEF VALVE
Third End Style DesignatorPLAIN
Valve Loading MethodSPRING
Media for Which DesignedNATURAL GAS
First End Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-568-787951X831 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
Cross-Reference Index
Part NumberManufacturer
243-12-2 PRIMARY Wisconsin Oven Corp (USA)
SP-243-12-2 Wisconsin Oven Corp (USA)
Related Parts
5330-00-568-7879INTERCHANGEABLE
SEAL,PLAIN ENCASED
51X831

Frequently Asked Questions

What is NSN 4820-01-536-9471?

NSN 4820-01-536-9471 is a Valve,regulating,fluid Pressure, manufactured by Wisconsin Oven Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-536-9471?

NSN 4820-01-536-9471 has 2 cross-referenced part numbers: 243-12-2 (Wisconsin Oven Corp), SP-243-12-2 (Wisconsin Oven Corp).

What NSN replaces 4820-01-536-9471?

There is 1 known substitute for 4820-01-536-9471: 5330-00-568-7879. Verify interchangeability with system specifications before substitution.

What are the specifications of 243-12-2?

Key specifications for 243-12-2: Regulation Type: AUTOMATIC DOUBLE STAGE; Flow Control Device: DIAPHRAGM; Valve Size: 2.000 INCHES IN; Third End Relationship with Preceding Ends: NOT IDENTICAL WITH FIRST OR SECOND END. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com