NSN 4820-01-068-2981

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-068-2981.

• MPN or Model
  

  9663-20CS169-76

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Unit Weight (Est.)
  2.3 lb
• Pipe Size Accommodated
  0.250 inches all ends
• Flow Control Device
  Disk
• Bonnet Type
  Inside spring
• Bonnet Attachment Method
  Threaded
• Disk Loading Method
  Spring
• Maximum Operating Temp
  150.0 degrees fahrenheit single response
• End Application
  Sturgeon class ss (637)
• Connection Style
  Socket with brazing ring err-100
• Valve Operation Method
  Automatic
• Connection Type
  Unthreaded internal pipe all ends
• Features Provided
  Pressure tight outlet side
• Adjustable Pressure Range
  +76.0/+105.0 pounds per square inch
• Maximum Operating Pressure
  440.0 pounds per square inch single response
• Material
  Steel comp 303 stem
• Material Specification
  Qq-n-281 federal specification single material response flow control device
• Media For Which Designed
  Water-oil-gas single response
• Style Designator
  Err-090