1-321-802-5889

NSN 5930-00-404-9178

Micro Switch

About this product

Bushing mounted body style, weatherproof hazardous locations/environmental protection, 1.500 inches actuator length, actuator style: roller arm.

Manufacturer part number MS21320-4 for national stock number 5930004049178.

Datasheet

  • Product description

    Sensitive Switch NSN 5930-00-404-9178.

  • MPN or Model

    MS21320-4

  • Schedule B
    8536.50.9050 (Switches, slide, for a voltage not exceeding 1, 000 v)
  • NMF (National Motor Freight)
    061300 - Circuit Breaker/switch NOI
  • Body Style
    Bushing mounted
  • Hazardous Locations/environmental Protection
    Weatherproof
  • Overall Length
    4.100 inches
  • Overall Height
    1.530 inches
  • Overall Width
    1.530 inches
  • Body Diameter
    1.530 inches
  • Bushing Length
    0.340 inches
  • Body Length
    2.820 inches
  • Actuator Length
    1.500 inches
  • Actuator Style
    Roller arm
  • Actuator Height
    0.675 inches
  • Actuator Roller Diameter
    0.750 inches
  • Actuator Roller Width
    0.310 inches
  • Maximum Voltage Rating In Volts
    28.0 dc
  • Inclosure Type
    Fully enclosed
  • Mounting Method
    Threaded bushing
  • Thready Qty Per Inch (tpi)
    32
  • Thread Size
    0.469 inches
  • Nonpile-up Contact Arrangement
    2 pole, double throw, one position momentary single switch unit
  • Switch Release Force
    64.0 inch-ounces
  • Switch Actuating Force
    Between 192.0 inch-ounces and 400.0 inch-ounces
  • Actuator Movement
    Between 16.0 pretravel degrees and 24.0 pretravel degrees and 15.0 overtravel degrees and 10.0 differential degrees
  • Contact Load Current Rating At Maximum Rated Voltage
    10.000 amperes resistive dc and 6.000 amperes inductive dc and 6.000 amperes motor dc
  • Test Data Document
    81349-mil-s-8805 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.).
  • Thread Series Designator
    Uns
  • Terminal Type And Quantity
    6 wire lead
  • Specification Data
    81349-mil-s-8805/48 government specification
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Sensitive Switch

A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. Includes membrane switch. excludes switch, flexible; switch, pressure; and switch, thermostatic.

Mechanic Bill explains Micro Switch

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NSN 5930004049178

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MS21320-4 Military Standards
MIL-PRF-8805/48 Military Specifications
MIL-S-8805/48 Military Specifications
Stock Check
Availability for this item was last checked on 05/30/24. The quantities and conditions available at the time were:
  • NS: 1
  • AR: 1
  • NE: 9
  • SV: 1