NSN: 5935-01-542-2512

Technical Characteristics

• Material

  aluminum alloy

• Style Designator

  square shape

• Overall Height

  0.106 inches minimum and 0.166 inches maximum

• Thread Class

  3b

• Surface Treatment

  chromate

• Thread Quantity Per Inch

  40

• Center To Center Distance Between Mounting Facilities Parallel To Length

  0.966 inches minimum and 0.972 inches maximum

• Thread Series Designator

  unjc

• Nominal Thread Size

  0.112 inches

• Thread Direction

  right-hand

• Center To Center Distance Between Mounting Facilities Parallel To Width

  0.966 inches minimum and 0.972 inches maximum

• Overall Length

  1.240 inches minimum and 1.270 inches maximum

• Special Features

  primer coat is required

• Mounting Facility Type And Quantity

  4 clinch nut

• Size Designation

  18

• End Item Identification

  nsn 1520-01-492-6324; helicopter, utility

• Overall Width

  1.240 inches minimum and 1.270 inches maximum