NSN 4820-01-187-6822
Velocity Fuse
About this product
Disk flow control device, inside spring bonnet type, union bonnet attachment method, connection style: g46b plain (pipe) all ends.
Manufacturer part number 157A 1-2X1 1-4I for national stock number 4820011876822.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-187-6822.
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MPN or Model
157A 1-2X1 1-4I
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Unit Weight (Est.)
20 lb -
Thread Direction
Right-hand all ends -
Flow Control Device
Disk -
Bonnet Type
Inside spring -
Bonnet Attachment Method
Union -
Maximum Operating Temp
225.0 degrees fahrenheit single response -
Connection Style
G46b plain (pipe) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded external pipe all ends -
Features Provided
Pressure tight outlet side and valve stem lock shield -
Maximum Operating Pressure
6000.0 pounds per square inch single response -
Thread Size
0.500 inches 2nd end -
Opening Pressure Setting
3000.0 pounds per square inch -
Material
Steel comp 304 seat -
Media For Which Designed
Water-oil-gas 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 4820-01-187-6822 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
157A 1-2X1 1-4I | Admiral Valve, Llc |
6VR57-4-3 | Hydrasearch Co., Inc. |
MV57-9 | Derbyshire Machine & Tool Co |
157A 1/2X1 1/4 3000T6000PSI | Admiral Valve, Llc |
883117664 | Admiral Valve, Llc |
MV57-9 | Derbyshire Marine Products, Llc |
6VR57-4-3 | Hydrasearch Co., Inc. |
Stock Check
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