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NSN 4820-00-202-5522

Velocity Fuse

About this product

1.000 inches 2nd end pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: threaded.

Manufacturer part number SER 55-R0 W/1 IN for national stock number 4820002025522.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-202-5522.

  • MPN or Model

    SER 55-R0 W/1 IN

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    3.8 lb
  • Pipe Size Accommodated
    1.000 inches 2nd end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    387.0 pounds per hour
  • Connection Style
    G9 plain, optional en (pipe) 1st end
  • Valve Operation Method
    Automatic or manual
  • Connection Type
    Threaded internal pipe 1st end
  • Features Provided
    Pressure tight outlet side
  • Thread Size
    1.000 inches 2nd end
  • Opening Pressure Setting
    40.0 pounds per square inch
  • Material
    Steel stem
  • Material Specification
    Qq-c-390, alloyb5/d/ federal specification single material response bodyqq-c-390, alloyb5/d/ federal specification single material response flow control deviceqq-c-390, alloyb5/d/ federal specification single material response seat
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
More from these suppliers
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

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NSN 4820002025522

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
SER 55-R0 W/1 IN Texsteam Inc
GV500UN1 Northrop Grumman Systems Corporation
TE-1 Jayco Incorporated
250E Inrange Technologies Corporation
FIG2501 Crane Co
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