NSN 4820-01-538-2850

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-01-538-2850.

• MPN or Model
  

  MIL-V-20065

• 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
• Bolt Hole Quantity
  8 all ends
• Maximum Operating Temp
  425.0 degrees fahrenheit single response
• End Application
  W/s cvn nr boundary area
• Valve Operation Method
  Automatic or manual
• Flange Shape
  Round with holes all ends
• Connection Type
  Flange all ends
• Features Provided
  Manual override
• Valve Size
  3.500 inches
• Adjustable Pressure Range
  +11.0/+17.0 pounds per square inch
• Maximum Operating Pressure
  100.0 pounds per square inch single response
• Outside Diameter
  7.188 inches all ends
• Thickness
  0.500 inches all ends
• First Connection Face To Centerline Distance
  7.250 inches
• Bolt Hole Diameter
  0.562 inches all ends
• Second Connection Face To Centerline Distance
  5.500 inches
• Bolt Circle Diameter
  6.062 inches all ends
• Flange Face Design
  Plain all ends
• Material
  Nickel alloy seat
• Material Specification
  Qq-b-637 comp i federal specification single material response stem
• Media For Which Designed
  Water, fresh single response
• Style Designator
  Err-090
• Test Data Document
  Mil-s-901c specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Furnished Items And Quantity
  1 lever
• Specification Data
  81349 - mil-v-20065c government specification
• Nondefinitive Specification/std Data
  A-1 type and c class
• Departure From Cited Document
  Relief valve