MIL-C-38999

Technical Characteristics

• Thread Direction

  right-hand

• Overall Diameter

  0.844 inches maximum

• Size Designation

  12

• Mounting Facility Type And Quantity

  1 threaded coupling

• Test Data Document

  81349-mil-c-38999 specification

• Thread Series Designator

  unef

• Thread Class

  2b

• Overall Length

  1.094 inches maximum

• Nominal Thread Length

  0.094 inches

• Specification/Standard Data

  96906-ms27487 government standard

• Surface Treatment

  tin and solder, lead

• Style Designator

  8c straight shape solid type

• Material

  copper alloy

• Nominal Thread Size

  0.688 inches

• Thread Quantity Per Inch

  24