NSN: 5945-00-890-7739

Technical Characteristics

• Thread Class

  2a

• Overall Height

  1.790 inches nominal

• Environmental Protection

  hermetic

• Duty Type

  intermittent

• Nominal Thread Size

  0.164 inches

• Mounting Facility Pattern

  isosceles triangle

• Main Contact Maximum Voltage Rating In Volts

  115.0 ac

• Thread Series Designator

  unc

• Terminal Type And Quantity

  2 wire hook

• Terminal Type And Quantity

  4 wire hook

• Thread Direction

  right-hand

• Thread Length

  0.375 inches nominal

• Overall Length

  3.060 inches nominal

• Overall Width

  1.670 inches nominal

• Center To Center Distance Between Mounting Facilities Parallel To Height

  1.250 inches nominal

• End Item Identification

  type an/spa-52

• Frequency In Hertz

  any acceptable

• Winding Quantity

  1

• Coil Quantity

  1

• Mounting Facility Type And Quantity

  3 threaded stud

• Thread Quantity Per Inch

  32

• Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle

  1.250 inches nominal

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts dc 25 deg celsius

• Main Contact Load Current Rating At Maximum Rated Voltage

  15.0 amperes ac