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NSN 5930-01-483-8753

Vacuum Switch

About this product

Manufacturers item name: floating contact null switch for high and low actuation; minimum adjustable null span set: 0.03; maximum adjustable null span set: 0.12.

Manufacturer part number 1640-2 for national stock number 5930014838753.

Datasheet

  • Product description

    Pressure Switch NSN 5930-01-483-8753.

  • MPN or Model

    1640-2

  • Schedule B
    8536.50.9065 (Switches, for a voltage not exceeding 1000 volts, nesoi)
  • Overall Length
    6.500 inches
  • Overall Height
    7.750 inches
  • Body Diameter
    7.750 inches
  • Unthreaded Mounting Hole Diameter
    0.281 inches
  • Longest Horizontal Distance Between Mounting Centers
    2.000 inches
  • Longest Vertical Distance Between Mounting Centers
    3.000 inches
  • Pressure Switch Type
    Differential
  • Operating Tempurature Rating
    Between -30.0 degrees fahrenheit and 130.0 degrees fahrenheit
  • Mounting Method
    Bracket and unthreaded hole
  • Contact Action Stimulus
    Increase
  • Proof Pressure
    25.00 pounds per square inch gage
  • Mounting Facility Pattern
    Four position rectangular
  • Nonpile-up Contact Arrangement
    1 pole, double throw, both positions maintained
  • Terminal Type
    Screw
  • Contact Load Current Rating
    0.5 amperes inductive load first voltage and 1.0 amperes inductive load first voltage and 1.5 amperes resistive load first voltage and 2.5 amperes resistive load first voltage
  • Contact Adjustability
    Actuation point adjustable
  • Contact Adjustment Range
    +1.00/+4.00 actuation point inches of water
  • Contact Adjustment Type
    External actuation point screw with scale
  • Contact Voltage Rating In Volts
    24.0 dc at sea level second voltage
  • Frequency In Hertz
    60.0 first voltage
  • Media For Which Designed
    Gas
  • Style Designator
    Cylindrical w/bracket
Pressure Switch

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.

Mechanic Bill explains Vacuum Switch

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NSN 5930014838753

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1640-2 Dwyer Instruments Inc
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