NSN: 5945-01-320-4939

Technical Characteristics

• Nonpile-Up Main Contact Arrangement

  16 pole, double throw, one position momentary

• Main Contact Load Current Rating At Maximum Rated Voltage

  5.0 amperes ac resistive load and 5.0 amperes dc resistive load

• Overall Width

  1.719 inches minimum and 1.781 inches maximum

• Thread Series Designator

  unc first mounting facility

• Environmental Protection

  hermetic

• Nominal Thread Size

  0.138 inches second mounting facility

• Arc Quenching Method

  air

• Nominal Thread Size

  0.138 inches first mounting facility

• Winding Quantity

  1

• Time Delay

  25.00 seconds maximum fixed operate time

• Overall Height

  3.925 inches minimum and 4.053 inches maximum

• Thread Quantity Per Inch

  32 first mounting facility

• Winding Dc Resistance Rating

  204.3 ohms minimum single winding and 249.7 ohms maximum single winding

• Thread Quantity Per Inch

  32 second mounting facility

• Contact Surface Treatment

  gold

• Thread Class

  2a first mounting facility

• Purpose For Which Designed

  general

• Contact Material

  silver

• Operating Voltage Rating And Type At Specified Temp

  28.0 volts dc 25 deg celsius single winding

• Thread Direction

  right-hand second mounting facility

• Coil Quantity

  1

• Terminal Type And Quantity

  50 pin all functions

• Thread Direction

  right-hand first mounting facility

• Mounting Facility Pattern

  in-line first mounting facility

• Mounting Facility Type And Quantity

  1 threaded hole second mounting facility

• Thread Series Designator

  unc second mounting facility

• End Item Identification

  navy equip

• Duty Type

  continuous

• Mounting Facility Type And Quantity

  3 threaded stud first mounting facility

• Time Delay

  10.00 seconds maximum fixed release time

• Special Features

  8 contacts are dry circuits with the following current ratings: 1 amp,28.0 vdc resistive; 125 milliamps,120.0 vac,60 hz resistive

• Fragility Factor

  moderately rugged

• Precious Material And Location

  contacts silver and contact surfaces gold

• Overall Length

  4.312 inches minimum and 4.374 inches maximum

• Thread Class

  2b second mounting facility

• Main Contact Maximum Voltage Rating In Volts

  120.0 ac

• Cubic Measure

  31.573 cubic inches

• Storage Type

  general purpose warehouse

• Precious Material

  silver and gold