NSN 4820-00-835-3872
Velocity Fuse
About this product
Poppet flow control device, spring disk loading method, 4 1st end bolt holes, valve operation method: automatic.
Manufacturer part number E8557Y41B for national stock number 4820008353872.
Datasheet
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Product description
Safety Relief Valve NSN 4820-00-835-3872.
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MPN or Model
E8557Y41B
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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.)
22.6 lb -
Flow Control Device
Poppet -
Disk Loading Method
Spring -
Bolt Hole Quantity
4 1st end -
Maximum Operating Temp
150.0 degrees fahrenheit single response -
Valve Operation Method
Automatic -
Flange Shape
Round with holes 1st end -
Connection Type
Flange 1st end -
Adjustable Pressure Range
+401.0/+500.0 pounds per square inch -
Maximum Operating Pressure
400.0 pounds per square inch single response -
Outside Diameter
4.500 inches 1st end -
Bolt Hole Diameter
0.562 inches 1st end -
Bolt Circle Diameter
3.125 inches 1st end -
Flange Face Design
Plain 1st end -
Material
Copper alloy body -
Media For Which Designed
Water, salt single response -
Style Designator
Err-090 -
Reference Number Differentiating Characteristics
As differentiated by mfg specification type a2, class c, this valveequipped with gag assembly
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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 4820-00-835-3872 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
E8557Y41B | Anderson Greenwood Lp |
516-031PCHPP168 | Huntington Ingalls Incorporated |
9879-151-02PCHPP168 | Electric Boat Corporation |
Stock Check
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