NSN 4820-00-814-1957
Velocity Fuse
About this product
1.500 inches all ends pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: threaded.
Manufacturer part number 1535-1 for national stock number 4820008141957.
Datasheet
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Product description
Safety Relief Valve NSN 4820-00-814-1957.
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MPN or Model
1535-1
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Pipe Size Accommodated
1.500 inches all ends -
Thread Direction
Right-hand all ends -
Flow Control Device
Disk -
Bonnet Type
Inside spring -
Bonnet Attachment Method
Threaded -
Disk Loading Method
Spring -
Valve Discharge Flow Rate
314.0 gallons per minute -
Maximum Operating Temp
200.0 degrees fahrenheit single response -
Connection Style
G9 plain, optional en (pipe) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded internal pipe all ends -
Features Provided
Pressure tight outlet side -
Thready Qty Per Inch (tpi)
11-1/2 all ends -
Maximum Operating Pressure
4000.0 pounds per square inch single response -
Thread Size
1.500 inches all ends -
Opening Pressure Setting
750.0 pounds per square inch -
Material
Copper alloy -
Media For Which Designed
Water-oil-gas single response -
Style Designator
Err-090 -
Thread Series Designator
Npt all ends
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Safety Relief Valve
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.
Pricing and Availability
Get a quote for 4820-00-814-1957 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
1535-1 | Ashcroft Inc. |
1535-1SIZE1 1-2 | Richards R W Co |
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