NSN 4820-01-299-4011
Velocity Fuse
About this product
Disk flow control device, inside screw bonnet type, threaded bonnet attachment method, disk loading method: spring.
Manufacturer part number 18252-F REV A for national stock number 4820012994011.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-299-4011.
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MPN or Model
18252-F REV A
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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
Disk -
Bonnet Type
Inside screw -
Bonnet Attachment Method
Threaded -
Disk Loading Method
Spring -
Maximum Operating Temp
450.0 degrees fahrenheit single response -
Connection Style
G9 plain, optional en (pipe) 2nd end -
Valve Operation Method
Automatic or manual -
Connection Type
Threaded internal pipe 2nd end -
Thread Size
0.750 inches 2nd end -
Opening Pressure Setting
300.0 pounds per square inch -
Material
Copper alloy 360 stem -
Media For Which Designed
Steam 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.
![Mechanic Bill explains Velocity Fuse](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-01-299-4011 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
18252-F REV A | Curtiss-wright Flow Control |
1856M-OL 1/2IN | Curtiss-wright Flow Control |
Stock Check
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