NSN 4820-00-041-2495

Datasheet

• Product description
  

  Safety Relief Valve NSN 4820-00-041-2495.

• MPN or Model
  

  MILV20065

• Schedule B
  8481.40.0000 (Safety or relief valves)
• NMF (National Motor Freight)
  127220 - Pressure Reg/red/relief Valves NOI
• Flow Control Device
  Poppet
• Bonnet Type
  Exposed spring
• Bonnet Attachment Method
  Bolted
• Disk Loading Method
  Spring
• Valve Discharge Flow Rate
  282.0 pounds per hour
• Bolt Hole Quantity
  4 all ends
• Maximum Operating Temp
  850.0 degrees fahrenheit single response
• Valve Operation Method
  Manual
• Flange Shape
  Round with holes all ends
• Connection Type
  Flange all ends
• Adjustable Pressure Range
  +46.0 to 72.0 pounds per square inch
• Maximum Operating Pressure
  300.0 pounds per square inch single response
• Opening Pressure Setting
  72.0 pounds per square inch
• Outside Diameter
  3.750 inches all ends
• Thickness
  0.562 inches all ends
• Bolt Hole Diameter
  0.625 inches all ends
• Bolt Circle Diameter
  2.625 inches all ends
• Flange Face Design
  Raised straight all ends
• Raised Face Height
  0.062 inches all ends
• Raised Face Diameter
  1.375 inches all ends
• Material
  Steel seat
• Material Specification
  Fedstd66, aisi416/sae51416 federal standard single material response stem
• Media For Which Designed
  Steam single response
• Style Designator
  Angle
• Test Data Document
  81349-mil-s-901 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.).
• Nondefinitive Specification/std Data
  2 type and d composition and 0.500 size