NSN 4820-00-231-2308

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-00-231-2308.

• MPN or Model
  

  F6201TTMODEL1553A,3TO6IN

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Flow Control Device
  Disk
• Bonnet Type
  Exposed spring
• Bonnet Attachment Method
  Bolted
• Disk Loading Method
  Spring
• Bolt Hole Quantity
  8 2nd end
• Maximum Operating Temp
  650.0 degrees fahrenheit single response
• Valve Operation Method
  Automatic or manual
• Flange Shape
  Round with holes 2nd end
• Connection Type
  Flange 1st end
• Features Provided
  Valve stem lock shield and bonnet packing
• Valve Size
  3.000 inches
• Maximum Operating Pressure
  600.0 pounds per square inch single response
• Opening Pressure Setting
  500.0 pounds per square inch
• Outside Diameter
  8.250 inches 1st end
• Thickness
  1.250 inches 1st end
• First Connection Face To Centerline Distance
  8.688 inches
• Bolt Hole Diameter
  0.875 inches 2nd end
• Second Connection Face To Centerline Distance
  8.188 inches
• Bolt Circle Diameter
  9.500 inches 2nd end
• Flange Face Design
  Raised straight 2nd end
• Raised Face Height
  0.250 inches 1st end
• Raised Face Diameter
  8.500 inches 2nd end
• Material
  Stainless steel stem
• Media For Which Designed
  Steam single response
• Style Designator
  Angle flanged ends
• Reference Number Differentiating Characteristics
  As differentiated by flanged connection sizes