NSN 4820-01-121-0845

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-121-0845.

• MPN or Model
  

  20317NS41M

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Unit Weight (Est.)
  27 lb
• Flow Control Device
  Disk
• Bonnet Type
  Inside screw
• Bonnet Attachment Method
  Bolted
• Bolt Hole Quantity
  4 all ends
• Maximum Operating Temp
  425.0 degrees fahrenheit single response
• End Application
  Ship, ohio class ss (trident)
• Valve Operation Method
  Automatic
• Flange Shape
  Round with holes all ends
• Connection Type
  Flange all ends
• Valve Size
  1.000 inches
• Adjustable Pressure Range
  +106.0/+120.0 pounds per square inch
• Maximum Operating Pressure
  250.0 pounds per square inch single response
• Outside Diameter
  4.250 inches all ends
• Thickness
  0.375 inches all ends
• First Connection Face To Centerline Distance
  3.500 inches
• Bolt Hole Diameter
  0.625 inches all ends
• Second Connection Face To Centerline Distance
  3.500 inches
• Bolt Circle Diameter
  3.125 inches all ends
• Flange Face Design
  Plain 1st end
• Material
  Nickel alloy flow control device
• Media For Which Designed
  Water-oil-gas single response
• Style Designator
  Err-090