NSN 4820-01-226-3246

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-226-3246.

• MPN or Model
  

  NMP1521 0PTI0N

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Unit Weight (Est.)
  6 lb
• Flow Control Device
  Disk
• Bonnet Type
  Inside spring
• Bonnet Attachment Method
  Union
• Disk Loading Method
  Spring
• Bolt Hole Quantity
  4 all ends
• Valve Operation Method
  Automatic
• Flange Shape
  Round with holes all ends
• Connection Type
  Flange all ends
• Valve Size
  1.000 inches
• Adjustable Pressure Range
  +30.0/+45.0 pounds per square inch
• Maximum Operating Pressure
  150.0 pounds per square inch single response
• Outside Diameter
  4.250 inches 1st end
• Thickness
  0.438 inches all ends
• First Connection Face To Centerline Distance
  3.250 inches
• Bolt Hole Diameter
  0.625 inches all ends
• Second Connection Face To Centerline Distance
  3.312 inches
• Bolt Circle Diameter
  3.125 inches 1st end
• Flange Face Design
  Raised straight all ends
• Raised Face Height
  0.062 inches all ends
• Raised Face Diameter
  2.000 inches 1st end
• Material
  Stainless steel stem
• Media For Which Designed
  Steam single response
• Style Designator
  Err-090