| 403 / | HD | JOINTS AND CONNECTIONS |
| 52 | DF | ARTICULATED MEMBERS {13} |
| 83 | DF | .~ Lockable at fixed position {4} |
| 84 | DF | .~.~ At selected angle {7} |
| 91 | DF | .~.~.~ Including pivot stud {7} |
| 92 | DF | .~.~.~.~ Including radially spaced detent or latch component {4} |
| 93 | ![]() | .~.~.~.~.~ Engaging notch or recess in outer periphery of component |