MIL-C-28840/20

Technical Characteristics

• ~1

  data on certain environmental and performanc

• Test Data Document

  81349-mil-c-28840 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 Position Arrangement Style

  40489 single mating end

• Threaded Device Type

  back shell and coupling facility

• Specification/Standard Data

  81349-mil-c-28840/20 government specification

• Overall Height

  1.003 inches minimum and 1.043 inches maximum

• Environmental Protection

  shock resistant and corrosion resistant and fungus resistant and salt water resistant and vibration resistant and weather resistant

• Included Contact Quantity

  7 single mating end single contact grouping

• Mating End Quantity

  1

• Special Features

  contacts per mil-c-39029/84-452

• Precious Material

  gold

• Furnished Items

  spare contact and sealing plug

• Thread Class

  2a and 2a

• Polarization Method

  keyway or multiple keyway

• Distance From Mounting Shoulder To Front Face

  0.878 inches minimum and 0.898 inches maximum

• Nominal Thread Size

  0.750 inches and 0.750 inches

• Insert Position In Deg

  124.0 and 152.0 and 0.0 and 219.0 and 265.0

• Connector Locking Method

  externally threaded shell

• Thread Direction

  right-hand and right-hand

• Center To Center Distance Between Mounting Facilities Parallel To Height

  0.750 inches nominal

• End Item Identification

  virginia class submarine ssn-774

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.750 inches nominal

• Shell Material

  aluminum

• Shell Surface Treatment

  cadmium

• Overall Width

  1.003 inches minimum and 1.043 inches maximum

• Contact Removability

  removable single mating end single contact grouping

• Thread Series Designator

  un and double stub

• Thread Quantity Per Inch

  20 and 10

• 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

• Body Style

  straight shape, external coupling w/backshell

• Shell Type

  split

• Overall Length

  6.625 inches maximum

• Terminal Type

  crimp single mating end single contact grouping