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Safety Relief Valve

Model / MPN: 20213 ASSY 20213UM41M | NSN: 4820-01-440-3996
ITAR Registered seal

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details
NATO Stock Number
4820-01-440-3996
Sold in multiples of
1 EA
DEMIL
NO
Pipe Size Accommodated
0.500 inches all ends
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
150.0 degrees fahrenheit 1st response
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response
End Application
Nimitz class cvn
Valve Operation Method
Automatic
Connection Type
Unthreaded internal pipe all ends
Adjustable Pressure Range
+241.0/+270.0 pounds per square inch
Maximum Operating Pressure
335.0 pounds per square inch 2nd response
Maximum Operating Pressure
400.0 pounds per square inch 1st response
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
20213UM Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M115TQ118 Valve, Safety Relief 1 EA 06/12/2015
SPE7M115TT466 Valve, Safety Relief 1 EA 07/16/2015
SPE7MC17TC240 Valve, Safety Relief 3 EA 03/13/2017
SPE7MC17TG997 Valve, Safety Relief 4 EA 04/24/2017
SPE7MC17TT280 Valve, Safety Relief 4 EA 09/15/2017
SPE7MC18T4903 Valve, Safety Relief 3 EA 01/26/2018
SPE7M018Q0261 Valve, Safety Relief 1 EA 02/27/2018

Pricing and Availability

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20213 ASSY 20213UM41M Cross Reference
  • 20213UM41M
  • 20213 ASSY 20213UM41M
  • 20213UM41M