NSN 4820-01-099-1676
Velocity Fuse
About this product
Poppet flow control device, g4 gasket sea (boss) 2nd end connection style, automatic valve operation method, connection type: threaded internal boss 2nd end.
Manufacturer part number 5139T-12TB-50 for national stock number 4820010991676.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-099-1676.
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MPN or Model
5139T-12TB-50
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Thread Class
3b 2nd end -
Thread Direction
Right-hand all ends -
Flow Control Device
Poppet -
Maximum Operating Temp
250.0 degrees fahrenheit 2nd response -
Connection Style
G4 gasket sea (boss) 2nd end -
Valve Operation Method
Automatic -
Connection Type
Threaded internal boss 2nd end -
Thready Qty Per Inch (tpi)
12 all ends -
Maximum Operating Pressure
2400.0 pounds per square inch single response -
Thread Size
1.062 inches all ends -
Seat Angle
37.0 degrees 1st end -
Opening Pressure Setting
50.0 pounds per square inch -
Material
Steel comp 303 -
Material Specification
Aisi 303 federal specification single material response -
Media For Which Designed
Fuel/oil, hydrocarbon single response -
Style Designator
Err-090 -
Thread Series Designator
Unj 1st end
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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 4820-01-099-1676 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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5139T-12TB-50 | Circor Aerospace, Inc. |
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