NSN: 5945-00-549-2371

Technical Characteristics

• Nominal Thread Size

  0.138 inches single mounting facility

• Center To Center Distance Between Mounting Facilities Parallel To Width

  1.218 inches nominal single mounting facility

• Overall Width

  1.640 inches nominal

• Mounting Facility Pattern

  rectangular single mounting facility

• Frequency In Hertz

  60.0 nominal

• Nonpile-Up Main Contact Arrangement

  4 pole, double throw, one position momentary

• Winding Dc Resistance Rating

  380.0 ohms nominal single winding

• Overall Height

  2.250 inches nominal

• Coil Quantity

  1

• Nominal Operating Current Rating And Type

  50.0 milliamperes ac single winding

• Thread Series Designator

  unc single mounting facility

• End Item Identification

  type an/spa-18

• Duty Type

  continuous

• Overall Length

  1.640 inches nominal

• Main Contact Load Current Rating At Maximum Rated Voltage

  10.0 amperes ac resistive load and 10.0 amperes dc resistive load

• Main Contact Maximum Voltage Rating In Volts

  110.0 ac and 24.0 dc

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.218 inches nominal single mounting facility

• Environmental Protection

  hermetic

• Mounting Facility Type And Quantity

  4 threaded stud single mounting facility

• Thread Quantity Per Inch

  32 single mounting facility

• Winding Quantity

  1

• Thread Class

  2a single mounting facility

• Terminal Type And Quantity

  14 threaded stud all functions

• Operating Voltage Rating And Type At Specified Temp

  115.0 volts -80 deg fahrenheit type 4f single winding