NSN 4820-01-273-9113
Velocity Fuse
About this product
Poppet flow control device, spring disk loading method, g9 plain, optional en (pipe) all ends connection style, valve operation method: automatic.
Manufacturer part number 637B-5-1/4-2 for national stock number 4820012739113.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-273-9113.
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MPN or Model
637B-5-1/4-2
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Thread Direction
Right-hand all ends -
Flow Control Device
Poppet -
Disk Loading Method
Spring -
Maximum Operating Temp
225.0 degrees fahrenheit single response -
Connection Style
G9 plain, optional en (pipe) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded internal pipe all ends -
Adjustable Pressure Range
+235.0/+450.0 pounds per square inch -
Maximum Operating Pressure
3600.0 pounds per square inch single response -
Thread Size
0.250 inches all ends -
Material
Plastic polytetrafluoroethylene seat -
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 4820-01-273-9113 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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637B-5-1/4-2 | Parker-hannifin Corporation |
637B-5-1/4-2 | Teledyne Industries Inc |
Stock Check
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