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NSN 4820-01-237-0104

Velocity Fuse

About this product

Disk flow control device, 4 all ends bolt holes, automatic valve operation method, flange shape: round with holes all ends.

Manufacturer part number L-3220-A21/2IPS 558T677PSI for national stock number 4820012370104.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-237-0104.

  • MPN or Model

    L-3220-A21/2IPS 558T677PSI

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Flow Control Device
    Disk
  • Bolt Hole Quantity
    4 all ends
  • Maximum Operating Temp
    850.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    2.500 inches
  • Adjustable Pressure Range
    +558.0/+677.0 pounds per square inch
  • Maximum Operating Pressure
    600.0 pounds per square inch single response
  • Outside Diameter
    7.000 inches all ends
  • Thickness
    0.688 inches all ends
  • First Connection Face To Centerline Distance
    5.500 inches
  • Bolt Hole Diameter
    0.750 inches all ends
  • Second Connection Face To Centerline Distance
    5.750 inches
  • Bolt Circle Diameter
    5.500 inches all ends
  • Flange Face Design
    Raised straight all ends
  • Raised Face Height
    0.062 inches all ends
  • Raised Face Diameter
    4.125 inches all ends
  • Material
    Stainless steel stem
  • Media For Which Designed
    Steam single response
  • Style Designator
    Err-090
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 4820012370104

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
L-3220-A21/2IPS 558T677PSI Pentair Valves & Controls Us Lp
B-2185-S21/2IPS 558T677PSI Pentair Valves & Controls Us Lp
B-2185-S21/2IPS 558T677PSI Kunkle Industries Inc
L-3220-A21/2IPS 558T677PSI Kunkle Industries Inc
B-2185-S21/2IPS 558T677PSI Anderson Greenwood Lp
L-3220-A21/2IPS 558T677PSI Anderson Greenwood Lp
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