NSN 4820-00-760-7677
Velocity Fuse
About this product
Poppet flow control device, inside screw bonnet type, integral bonnet attachment method, disk loading method: spring.
Manufacturer part number 642B9-1/8-2 for national stock number 4820007607677.
Datasheet
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Product description
Safety Relief Valve NSN 4820-00-760-7677.
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MPN or Model
642B9-1/8-2
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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.)
0.7 lb -
Thread Direction
Right-hand all ends -
Flow Control Device
Poppet -
Bonnet Type
Inside screw -
Bonnet Attachment Method
Integral -
Disk Loading Method
Spring -
Maximum Operating Temp
225.0 degrees fahrenheit single response -
Connection Style
Plain, optional en (pipe) all ends -
Valve Operation Method
Automatic -
Connection Type
Threaded internal pipe all ends -
Features Provided
Pressure tight outlet side -
Adjustable Pressure Range
+800.0/+1500.0 pounds per square inch -
Maximum Operating Pressure
1500.0 pounds per square inch single response -
Thread Size
0.125 inches all ends -
Opening Pressure Setting
1000.0 pounds per square inch -
Material
Steel comp 303 -
Material Specification
66 federal standard single material response -
Media For Which Designed
Fuel/oil, hydrocarbon 1st response -
Surface Treatment
Passivate -
Style Designator
Angle -
Thread Series Designator
Anpt 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.
Pricing and Availability
Get a quote for 4820-00-760-7677 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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642B9-1/8-2 | Teledyne Industries Inc |
642B9-1-8SS2 | Teledyne Industries Inc |
Stock Check
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