NSN 4820-01-504-6111

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-504-6111.

• MPN or Model
  

  20261D02S0090/C

• 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 spring
• Bonnet Attachment Method
  Bolted
• Disk Loading Method
  Spring
• Valve Discharge Flow Rate
  3168.0 cubic feet per minute
• Renewable Seat Ring Type
  Threaded
• Maximum Operating Temp
  165.0 degrees fahrenheit single response
• End Application
  Seawolf class ssn
• Valve Operation Method
  Automatic or manual
• Adjustable Pressure Range
  +76.0/+90.0 pounds per square inch
• Maximum Operating Pressure
  90.0 pounds per square inch single response
• Opening Pressure Setting
  90.0 pounds per square inch
• Part Name Assigned By Controlling Agency
  2.5 in. Relief valve type 1751-t
• Material
  Nickel alloy 400 stem
• Material Specification
  Qq-n-288 cl.A federal specification single material response seat
• Media For Which Designed
  Air single response
• Style Designator
  C1 angle
• Specification Data
  81349-mil-v-22549 government specification