21C1573-16

Technical Characteristics

• Thread Class

  2a

• Overall Height

  1.969 inches minimum and 2.031 inches maximum

• Overall Width

  1.969 inches minimum and 2.031 inches maximum

• Unthreaded Mounting Hole Diameter

  0.145 inches minimum and 0.151 inches maximum

• Center To Center Distance Between Mounting Facilities Parallel To Height

  1.557 inches minimum and 1.567 inches maximum

• Threaded Device Type

  coupling facility

• Contact Removability

  nonremovable single mating end all contact groupings

• Thermocouple Contact Position

  -a-c-f-h-j-k-m-n-t-x-z-small case letters-a-d-h-k-m-n-r single mating end 1st contact grouping

• Thermocouple Contact Position

  -b-d-e-g-l-p-r-s-u-v-w-small case letters-b-c-e-f-g-j-p-s single mating end 2nd contact grouping

• Polarization Method

  keyway or multiple keyway

• Nominal Thread Length

  0.625 inches

• Nominal Thread Size

  1.750 inches

• Terminal Location

  back single mating end all contact groupings

• Contact Material

  constantan single mating end 2nd contact grouping

• Contact Surface Treatment

  silver single mating end all contact groupings

• Shell Material

  aluminum alloy

• Shell Surface Treatment

  cadmium

• Included Contact Quantity

  18 single mating end 1st contact grouping

• Precious Material And Location

  contact surfaces silver

• Precious Material And Weight

  0.037 silver grains, troy

• Thread Direction

  right-hand

• Body Style

  1g straight shape, external coupling

• Overall Length

  1.531 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  1.557 inches minimum and 1.567 inches maximum

• Distance From Mounting Shoulder To Front Face

  0.812 inches minimum and 0.822 inches maximum

• Mating End Quantity

  1

• Contact Position Arrangement Style

  bpap 28-21

• Insert Position In Deg

  0.0

• Shell Type

  solid

• Connector Locking Method

  externally threaded shell

• Thread Quantity Per Inch

  18

• Contact Material

  iron single mating end 1st contact grouping

• Insert Material

  rubber single mating end

• Terminal Type

  solder well single mating end all contact groupings

• Shell Surface Treatment Document And Classification

  qq-p-416,ty 2,cl 3 fed spec single treatment response

• Included Contact Quantity

  19 single mating end 2nd contact grouping

• Included Contact Type

  round socket single mating end all contact groupings

• Precious Material

  silver

• Thread Series Designator

  uns