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NSN 4820-01-257-8663

Velocity Fuse

About this product

Disk flow control device, inside screw bonnet type, bolted bonnet attachment method, disk loading method: spring.

Manufacturer part number R10AH2H213 AND D49916 for national stock number 4820012578663.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-257-8663.

  • MPN or Model

    R10AH2H213 AND D49916

  • 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
    4 all ends
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    1.500 inches
  • Adjustable Pressure Range
    +72.0/+88.0 pounds per square inch
  • Maximum Operating Pressure
    300.0 pounds per square inch single response
  • Outside Diameter
    5.000 inches all ends
  • Thickness
    0.437 inches all ends
  • First Connection Face To Centerline Distance
    4.750 inches
  • Bolt Hole Diameter
    0.625 inches all ends
  • Second Connection Face To Centerline Distance
    4.750 inches
  • Bolt Circle Diameter
    3.875 inches all ends
  • Flange Face Design
    Plain all ends
  • Material
    Nickel alloy seat
  • Material Specification
    Astm a276 assn standard single material response seat
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
  • Furnished Items And Quantity
    1 lever
More from these suppliers
Safety Relief Valve

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Mechanic Bill explains Velocity Fuse

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NSN 4820012578663

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
R10AH2H213 AND D49916 Hunt Valve Company Inc
R10AH2H213 AND D50820-1-13-BM1 Hunt Valve Company Inc
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