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Safety Relief Valve

Model / MPN: 128A-2-200 | NSN: 4820-01-494-9781
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
4820-01-494-9781
Sold in multiples of
1 EA
DEMIL
NO
Pipe Size Accommodated
0.250 inches all ends
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Integral
End Application
W/s: consolidated groud support equipment.
Connection Style
G46b plain (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external pipe all ends
Thread Size
0.250 inches all ends
Opening Pressure Setting
200.0 pounds per square inch
Material
Copper alloy seat
Material
Copper alloy body
Thread Series Designator
Npt all ends
128A Series Parts

Pricing and Availability

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128A-2-200 Cross Reference
  • 128A-1/4-200#
  • 128A-1/4-200#