DOD-C-38999/20

Technical Characteristics

• Threaded Device Type

  back shell and coupling facility

• Overall Width

  45.70 millimeters minimum and 46.30 millimeters maximum

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  38.10 millimeters nominal

• Mating End Quantity

  1

• Overall Height

  45.70 millimeters minimum and 46.30 millimeters maximum

• Thread Series Designator

  iso m and special acme

• Precious Material

  gold

• Distance From Mounting Shoulder To Front Face

  20.1 millimeters maximum

• Nominal Thread Size

  37.0 millimeters and 1.625 inches

• Contact Position Arrangement Style

  25-61 single mating end

• Overall Length

  33.66 millimeters maximum

• Polarization Method

  keyway or multiple keyway

• Contact Material

  copper alloy single mating end single contact grouping

• Insert Material

  plastic epoxy single mating end

• Thread Quantity Per Inch

  10

• Thread Pitch In Millimeters

  1.00

• Mounting Slot Length

  5.95 millimeters minimum and 6.35 millimeters maximum

• Connector Locking Method

  externally threaded shell

• Thread Direction

  right-hand and right-hand

• Shell Surface Treatment Document And Classification

  qq-p-416 fed spec single treatment response

• Shell Material

  aluminum alloy

• Shell Surface Treatment

  cadmium

• Contact Surface Treatment Document And Classification

  mil-g-45204 mil spec single treatment response single mating end single contact grouping

• Thread Tolerance Class

  6g external

• Body Style

  straight shape, external coupling

• ~1

  data on certain environmental and performanc

• Test Data Document

  81349-dod-c-38999 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

• Terminal Type

  crimp single mating end single contact grouping

• Center To Center Distance Between Mounting Facilities Parallel To Height

  38.10 millimeters nominal

• Precious Material And Weight

  0.061 gold grains, troy

• Thread Class

  2a

• Contact Surface Treatment

  gold single mating end single contact grouping

• Specification/Standard Data

  81349-dod-c-38999/20 government specification

• Shell Type

  solid

• Included Contact Quantity

  61 single mating end single contact grouping

• Terminal Location

  back single mating end single contact grouping

• Included Contact Type

  round socket single mating end single contact grouping

• Precious Material And Location

  contact surfaces gold

• Mounting Slot Width

  3.71 millimeters minimum and 4.11 millimeters maximum

• Insert Position In Deg

  67.0 and 164.0 and 218.0 and 280.0

• Contact Removability

  removable single mating end single contact grouping