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Pressure And Temper Relief Valve

Model / MPN: 4612-1 | NSN: 4820-01-146-8197
ITAR Registered seal

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Product Details
NATO Stock Number
4820-01-146-8197
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Body Material
Aluminum alloy, 2024
Body Style
Tee give "adql" and "adqm" only when flanged all ends
Tempurature Rating
-65.0 degrees fahrenheit
Tempurature Rating
275.0 degrees fahrenheit
Media For Which Designed
Hydrocarbon fuels and oils
First End Connection Type
Threaded external tube
First End Style Designator
Plain
First End Outside Diameter Tube Accommodated
0.625 inches
First End Thread Size And Series/type Designator
0.844-18 uns
First End Thread Class
3a
First End Thread Direction
Right-hand
Second End Relationship With First End
Not identical
Second End Connection Type
Threaded external tube
Second End Style Designator
Plain
Second End Outside Diameter Tube Accommodated
0.500 inches
Second End Thread Size And Series/type Designator
0.719-20 uns
Second End Thread Class
3a
Second End Thread Direction
Right-hand
Third End Relationship With Preceding Ends
Not identical with first or second end
Third End Connection Type
Threaded external tube
Third End Style Designator
Plain
Third End Outside Diameter Tube Accommodated
0.250 inches
Third End Thread Class
3a
Third End Thread Direction
Right-hand
Seat Material
Steel, aisi 440c
Flow Control Device
Poppet
Flow Control Device Material
Steel, aisi 440c
End Connection Quantity
3
Valve Discharge Flow Rate
15.0 gallons per minute
Tempurature Adjustability
Not adjustable
4612 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC15TE389 Valve, Relief, Pressu 6 EA 07/30/2015
SPE7MC16T3812 Valve, Relief, Pressu 7 EA 12/17/2015
SPE7MC17T2991 Valve, Relief, Pressu 3 EA 11/14/2016
SPE7MC17T6534 Valve, Relief, Pressu 4 EA 01/03/2017
SPE7MC17TQ378 Valve, Relief, Pressu 1 EA 07/20/2017
SPE7MC18T1819 Valve, Relief, Pressu 5 EA 11/13/2017
SPE7MC18T2489 Valve, Relief, Pressu 2 EA 11/24/2017
SPE7MC18T3170 Valve, Relief, Pressu 6 EA 12/14/2017
SPE7MC18T5442 Valve, Relief, Pressu 5 EA 02/12/2018
SPE7MC18T6464 Valve, Relief, Pressu 2 EA 02/26/2018
SPE7MC18T6674 Valve, Relief, Pressu 6 EA 03/05/2018
SPE7MC18T6799 Valve, Relief, Pressu 5 EA 03/05/2018
SPE7MC18T9725 Valve, Relief, Pressu 1 EA 05/21/2018
SPE7MC18T009P Valve, Relief, Pressu 2 EA 05/31/2018

Pricing and Availability

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4612-1 Cross Reference
  • 4612
  • 10124650