NSN 4820-00-541-0439
Velocity Fuse
About this product
Poppet flow control device, inside screw bonnet type, integral bonnet attachment method, disk loading method: spring.
Manufacturer part number 409850 for national stock number 4820005410439.
Datasheet
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Product description
Safety Relief Valve NSN 4820-00-541-0439.
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MPN or Model
409850
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Unit Weight (Est.)
0.5 lb -
Thread Class
3a all ends -
Thread Direction
Right-hand all ends -
Flow Control Device
Poppet -
Bonnet Type
Inside screw -
Bonnet Attachment Method
Integral -
Disk Loading Method
Spring -
Connection Style
Flared (tube) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded external tube all ends -
Features Provided
Pressure tight outlet side -
Maximum Operating Pressure
35.0 pounds per square inch single response -
Thread Size
0.562 inches all ends -
Seat Angle
37.0 degrees all ends -
Opening Pressure Setting
30.0 pounds per square inch -
Outside Diameter Tube Accommodated
0.375 inches all ends -
Material
Aluminum alloy -
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response -
Surface Treatment
Anodize -
Style Designator
Straight thru -
Thread Series Designator
Unf 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 4820-00-541-0439 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
409850 | Moog Inc. |
409850 | Allied-signal Inc |
409850 | Honeywell International Inc. |
Stock Check
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