| 70 / | HD | LOCKS |
| 57 | DF | SPECIAL APPLICATION {7} |
| 174 | DF | .~ For control and machine elements {8} |
| 207 | DF | .~.~ Handle, handwheel or knob {3} |
| 209 | DF | .~.~.~ Rotary or swinging {2} |
| 210 | DF | .~.~.~.~ Locked stationary {3} |
| 211 | | .~.~.~.~.~ Externally mounted locking device {1} |
| 212 | DF | .~.~.~.~.~.~> With padlock |