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Safety Relief Valve

Model / MPN: 840892-01 | NSN: 4820-00-726-7862
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
4820-00-726-7862
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Connection Style
G42 flared (tube) 1st end
Connection Style
Flared (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Features Provided
Valve stem lock shield
Thready Qty Per Inch (tpi)
20 1st end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches 1st end
Seat Angle
37.0 degrees 1st end
Opening Pressure Setting
3450.0 pounds per square inch
Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
Aluminum alloy body
Material
Aluminum alloy flow control device and rubber synthetic flow control device
Material
Nickel alloy seat
Media For Which Designed
Air single response
Surface Treatment
Anodize
Style Designator
Angle
Thread Series Designator
Unf 1st end
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC16TF694 Valve, Safety Relief 2 EA 07/01/2016
SPE7MC18T1630 Valve, Safety Relief 1 EA 11/13/2017
SPE7MC18T012N Valve, Safety Relief 2 EA 06/04/2018
SPE7M019T147G Valve, Safety Relief 3 EA 09/05/2019

Pricing and Availability

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840892-01 Cross Reference
  • 840892-01
  • PC475600022-1
  • 9062599
  • 840892-1