NSN 4820-00-756-0769

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-00-756-0769.

• MPN or Model
  

  559T-2M-4

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Unit Weight (Est.)
  0.1 lb
• Pipe Size Accommodated
  0.250 inches 1st end
• Thread Direction
  Right-hand 1st end
• Flow Control Device
  Poppet
• Disk Loading Method
  Spring
• Maximum Operating Temp
  250.0 degrees fahrenheit 2nd response
• Connection Style
  Plain (pipe) 1st end
• Valve Operation Method
  Automatic
• Connection Type
  Threaded external pipe 1st end
• Adjustable Pressure Range
  +2.0/+6.0 pounds per square inch
• Maximum Operating Pressure
  200.0 pounds per square inch single response
• Thread Size
  0.250 inches 1st end
• Opening Pressure Setting
  4.0 pounds per square inch
• Material
  Steel comp 303 seat
• Material Specification
  Fed standard 66 federal standard single material response body
• Media For Which Designed
  Hydrogen 5th response
• Surface Treatment
  Passivate
• Style Designator
  Straight through note: to be used for valve bodies of one section only.
• Thread Series Designator
  Npt 1st end