NATO Stock Number
4820-00-288-7836
Sold in multiples of
1 EA
DEMIL
NO
Pipe Size Accommodated
0.500 inches 1st end
Pipe Size Accommodated
0.500 inches 2nd end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Valve Discharge Flow Rate
274.0 pounds per hour
Renewable Seat Ring Type
Threaded
Maximum Operating Temp
450.0 degrees fahrenheit single response
Connection Style
G46b plain (pipe) 2nd end
Connection Style
G9 plain, optional en (pipe) 1st end
Connection Style
Plain (pipe) 2nd end
Connection Style
Plain, optional en (pipe) 1st end
Valve Operation Method
Automatic or manual
Connection Type
Threaded external pipe 2nd end
Connection Type
Threaded internal pipe 1st end
Features Provided
Valve stem lock shield and bonnet packing and pressure tight outlet side
Adjustable Pressure Range
+76.0/+175.0 pounds per square inch
Maximum Operating Pressure
250.0 pounds per square inch single response
Thread Size
0.500 inches 1st end
Thread Size
0.500 inches 2nd end
Material
Copper alloy 922 body
Material
Nickel alloy seat
Material
Nickel alloy flow control device
Material
Steel stem
Material Specification
Qq-c-390, alloyd4/d/ federal specification single material response body
Media For Which Designed
Steam single response
Style Designator
Angle
Thread Series Designator
Npt 2nd end
Thread Series Designator
Npt 1st end
Reference Number Differentiating Characteristics
As differentiated by valve size and relief pressure range
