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NSN 4820-01-346-1132

Velocity Fuse

About this product

Inlet sz 0.750 in.,outlet sz 0.750 in.; asme rating btuh 2,075,000; 2.5625 in. Wd; 4.5625 in. High; meets requirements of sec 4 of asme boiler & pressure vessel code; designed to protect hydronic heating sustems against over-pressure conditions,& their low differential btwn.Opening & closing pressures offer dependable safety production against damage caused by excessive thermal expansion.

Manufacturer part number 790-100 for national stock number 4820013461132.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-346-1132.

  • MPN or Model

    790-100

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • Flow Control Device
    Disk
  • Opening Pressure Setting
    100.0 pounds per square inch
  • Material
    Bronze body
  • Media For Which Designed
    Water, fresh 1st responsesteam 2nd response
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 4820013461132

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
790-100 Itt Bell And Gosset-hydronics
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