MIL-C-28748/9

Technical Characteristics

• Precious Material And Location

  contact surfaces gold

• Terminal Location

  back single mating end single contact grouping

• Unthreaded Mounting Hole Diameter

  0.149 inches nominal

• Contact Surface Treatment Document And Classification

  mil-g-45204,ty 2,grade c,dl 1 mil spec 1st treatment response single mating end single contact grouping and qq-n-290,cl 2 fed spec 2nd treatment response single mating end single contact grouping

• Thread Class

  2a

• Operating Temp Rating

  -55.0 deg celsius minimum and 125.0 deg celsius maximum

• Threaded Device Type

  coupling facility

• Terminal Type

  crimp single mating end single contact grouping

• Polarization Method

  polarization boss

• Test Data Document

  81349-mil-c-28748 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

• Included Contact Quantity

  20 single mating end single contact grouping

• Precious Material

  gold

• Overall Length

  1.665 inches minimum and 1.685 inches maximum

• Body Style

  rectangular shape center screwlock

• Contact Surface Treatment

  gold single mating end single contact grouping and nickel single mating end single contact grouping

• Thread Quantity Per Inch

  32

• Contact Position Arrangement Style

  20 single mating end

• Center To Center Distance Between Mounting Facilities Parallel To Length

  1.295 inches minimum and 1.305 inches maximum

• Contact Maximum Current Rating In Amps

  13.0 single mating end single contact grouping

• Insert Material Document And Classification

  mil-m-14,ty sdg-f mil spec single material response single mating end or mil-p-19833,ty gdi-30f mil spec single material response single mating end

• Contact Material

  copper alloy single mating end single contact grouping

• Overall Width

  0.820 inches minimum and 0.840 inches maximum

• Nominal Thread Size

  0.138 inches

• Thread Direction

  right-hand

• Connector Locking Method

  jackscrew

• Contact Removability

  removable single mating end single contact grouping

• ~1

  data on certain environmental and performanc

• Insert Material

  plastic diallyl phthalate glass filled single mating end

• Specification/Standard Data

  81349-mil-c-28748/9 government specification

• Boss Type And Location Designator (Non-Core)

  gz pin

• Environmental Protection

  shock resistant and humidity resistant and thermal shock resistant and vibration resistant

• Thread Series Designator

  unc

• Included Contact Type

  round pin single mating end single contact grouping

• Overall Height

  1.770 inches nominal

• Precious Material And Weight

  0.020 gold grains, troy

• Mating End Quantity

  1