MS3121E12-3P

Technical Characteristics

• Contact Position Arrangement Style

  40515 single mating end

• Shell Surface Treatment Document And Classification

  qq-p-416,ty 2,class 3 fed spec all treatment responses

• Mating End Quantity

  1

• Specification/Standard Data

  96906-ms3471 government standard

• Precious Material

  gold

• Contact Surface Treatment

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

• Precious Material And Weight

  0.015 gold grains, troy

• Polarization Method

  keyway or multiple keyway

• Contact Material

  copper alloy single mating end single contact grouping

• Shell Material Document And Classification

  qq-a-591 fed spec 2nd material response and qq-a-367,t6 fed spec 1st material response or qq-a-591 fed spec 3rd material response

• Included Contact Quantity

  3 single mating end single contact grouping

• Thread Quantity Per Inch

  20

• Thread Direction

  right-hand

• Connector Locking Method

  bayonet pin

• Overall Length

  1.405 inches maximum

• Body Style

  straight shape, external coupling

• Contact Removability

  removable single mating end single contact grouping

• Insert Position In Deg

  0.0

• Environmental Protection

  salt water resistant and vibration proof and thermal shock resistant and moisture proof and corrosion resistant

• Shell Material

  aluminum alloy 380.0 and aluminum alloy 6061 or aluminum alloy a380.0

• Included Contact Type

  round pin single mating end single contact grouping

• ~1

  data on certain environmental and performanc

• ~1

  style

• Nominal Thread Size

  0.750 inches

• Contact Maximum Ac Voltage Rating In Volts

  1.000 single mating end single contact grouping

• Precious Material And Location

  contact surfaces gold

• Shell Surface Treatment

  cadmium and chromate

• Thread Series Designator

  unef

• Terminal Location

  back single mating end single contact grouping

• Shell Type

  solid

• Threaded Device Type

  back shell

• Thread Class

  2a

• Overall Diameter

  1.136 inches minimum and 1.176 inches maximum

• Contact Surface Treatment Document And Classification

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

• Nominal Thread Length

  0.290 inches

• Terminal Type

  crimp single mating end single contact grouping

• Special Features

  in order to complete the connector assembly,the user must obtain/provide the backshell; standard versions may be ordered as nsn 5935-01-184-7189,p/n m85049/52-1-12w for the straight style,or nsn 5935-01-181-6652,p/n m85049/51-1-12w for the right angle

• Test Data Document

  81349-mil-c-26482 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