Special Features:

Major components: roller 1; stud roller 1; mounting configuration: two inline mounting holes 0.0625 inch diameter counter sunk to 0.090 inch diameter at 82 degrees; 1 mounting hole 0.1875 inch diameter counter sunk both sides to 0.203 inch diameter at 82 degrees; 1 mounting hole 0.125 inch diameter counter sunk to 0.156 inch diameter at 82 degrees both sides; steel follower; posphated and hardened 0.003 to 0.005 inch deep; raise center section 0.0937 inch wide; 0.031 inch height; stud roller is nickel, copper, aluminum alloy 0.2187 inch long; 0.250 inch diameter; steel roller is heat treated to rockwell r c 50-55; 0.405 diameter; 0.109 inch thick; center hole 0.1875 inch diameter

Properties:

Two or more different types of items having a common mounting or mounted on each other which together form a portion of a teletypewriter but which in itself is not a complete functioning item and cannot be assigned a more definite item name.