NSN 4820-01-239-0177
Velocity Fuse
About this product
Disk flow control device, inside spring bonnet type, bolted bonnet attachment method, disk loading method: spring.
Manufacturer part number C3458PL4158-45T70PSI for national stock number 4820012390177.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-239-0177.
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MPN or Model
C3458PL4158-45T70PSI
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Flow Control Device
Disk -
Bonnet Type
Inside spring -
Bonnet Attachment Method
Bolted -
Disk Loading Method
Spring -
Bolt Hole Quantity
8 all ends -
Maximum Operating Temp
180.0 degrees fahrenheit single response -
Valve Operation Method
Automatic -
Flange Shape
Round with holes all ends -
Connection Type
Flange all ends -
Valve Size
4.000 inches -
Adjustable Pressure Range
+45.0/+70.0 pounds per square inch -
Maximum Operating Pressure
300.0 pounds per square inch single response -
Outside Diameter
9.000 inches all ends -
Thickness
0.688 inches all ends -
First Connection Face To Centerline Distance
5.812 inches -
Bolt Hole Diameter
0.750 inches all ends -
Second Connection Face To Centerline Distance
5.812 inches -
Bolt Circle Diameter
7.500 inches all ends -
Flange Face Design
Raised straight all ends -
Raised Face Height
0.062 inches all ends -
Raised Face Diameter
6.188 inches all ends -
Material
Nickel alloy seat -
Material Specification
Qq-n-298 federal specification single material response seat -
Media For Which Designed
Water, salt single response -
Style Designator
Err-090 -
Furnished Items And Quantity
1 lever
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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 4820-01-239-0177 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
C3458PL4158-45T70PSI | Leslie Controls, Inc. |
C3458 | Leslie Controls, Inc. |
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