MIL-C-28731/18

Technical Characteristics

• ~1

  data on certain environmental and performanc

• Polarization Method

  guide pin/socket and jackscrew

• Contact Material Document And Classification

  qq-b-750 fed spec single material response single mating end single contact grouping

• Unthreaded Mounting Hole Diameter

  0.144 inches nominal

• Thread Series Designator

  unc

• Jackscrew Type And Location (Non-Core)

  female center

• Nominal Thread Size

  0.190 inches

• Specification/Standard Data

  81349-mil-c-28731/18 government specification

• Mating End Quantity

  1

• Thread Class

  2b

• Precious Material

  gold

• Insert Material Document And Classification

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

• Contact Surface Treatment

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

• Included Contact Quantity

  120 single mating end single contact grouping

• Guide Design And Location

  hexagon shape female post left-hand at 3 oclock

• Overall Length

  4.970 inches nominal

• Overall Width

  2.750 inches nominal

• Test Data Document

  81349-mil-c-28731 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

• Contact Surface Treatment Document And Classification

  mil-g-45204,ty 2,grade d,class 1 mil spec 1st treatment response single mating end single contact grouping and qq-a-591 fed spec 2nd treatment response single mating end single contact grouping

• Precious Material And Weight

  0.120 gold grains, troy

• Insert Material

  plastic diallyl phthalate single mating end

• Contact Material

  copper alloy single mating end single contact grouping

• Body Style

  straight shape, rectangular

• Overall Height

  1.531 inches nominal

• Thread Direction

  right-hand

• Environmental Protection

  thermal shock resistant and corrosion resistant and vibration resistant

• Thread Quantity Per Inch

  24

• Contact Removability

  removable single mating end single contact grouping

• Connector Locking Method

  post jacksocket

• Precious Material And Location

  contact surfaces gold

• Included Contact Type

  round socket single mating end single contact grouping

• Terminal Location

  back single mating end single contact grouping

• Guide Design And Location

  hexagon shape female post right-hand at 9 oclock

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.875 inches nominal

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  2.375 inches nominal

• Threaded Device Type

  coupling facility

• Terminal Type

  crimp single mating end single contact grouping