NSN 4820-01-503-1549

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-503-1549.

• MPN or Model
  

  MP8353D01E0022

• 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
  Inside screw
• Bonnet Attachment Method
  Bolted
• Disk Loading Method
  Spring
• Bolt Hole Quantity
  8 all ends
• Valve Operation Method
  Automatic or manual
• Flange Shape
  Round with holes all ends
• Connection Type
  Flange all ends
• Mounting Facility
  Bracket
• Valve Size
  4.000 inches
• Opening Pressure Setting
  22.0 pounds per square inch
• Outside Diameter
  7.6875 inches all ends
• Thickness
  1.000 inches all ends
• First Connection Face To Centerline Distance
  6.500 inches
• Bolt Hole Diameter
  0.6875 inches all ends
• Second Connection Face To Centerline Distance
  6.500 inches
• Bolt Circle Diameter
  6.5625 inches all ends
• Flange Face Design
  Plain all ends
• Material
  Nickel alloy flow control device
• Material Specification
  Qq-n-288 federal specification single material response seat or astm b-164 assn standard single material response seat
• Style Designator
  Err-090
• Specification Data
  81349-mil-v-20065 rev c/type a2/ class c government specification and 81349-mil-v-24332 gd. B government specification