NSN 4820-00-977-3806

Datasheet

• Product description
  

  Fluid Pressure Regulating Valve NSN 4820-00-977-3806.

• MPN or Model
  

  N878

• Schedule B
  8481.80.9015 (Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level)
• NMF (National Motor Freight)
  127200 - Pressure Redcng Water Relief Valve
• Body Material
  Steel
• First End Flange Outside Diameter
  4.938 inches
• Body Style
  Straight thru
• Stem Material
  Steel, corrosion resisting
• Furnished Items
  Needle valve
• Media For Which Designed
  Steam
• First End Connection Type
  Plain face flange
• First End Style Designator
  Plain
• First End Flange Shape Style
  Round w/ bolt holes
• First End Bolt Hole Quantity
  4
• First End Bolt Hole Diameter
  0.562 inches
• First End Bolt Circle Diameter
  3.188 inches
• Second End Relationship With First End
  Identical
• Seat Material
  Cobalt alloy
• Face To Face Distance
  8.125 inches
• Flow Control Device Material
  Cobalt alloy
• End Connection Quantity
  2
• Renewable Seat Ring Type
  Pressed-in
• Outlet Pressure Range
  +15.0/+125.0 pounds per square inch
• Regulation Type
  Automatic single stage
• Valve Stem Design
  Single seat
• Valve Loading Method
  Dome
• Remote Actuation Method
  Diaphragm
• Maximum Inlet Pressure Rating
  300.0 pounds per square inch
• Outlet Pressure Accuracy Rating
  Not rated
• Filter
  Not included
• Tempurature Rating
  425.0 degrees fahrenheit