| 403 / | HD | JOINTS AND CONNECTIONS |
| 52 | DF | ARTICULATED MEMBERS {13} |
| 83 | DF | .~ Lockable at fixed position {4} |
| 109.1 | DF | .~.~ Telescoping members {3} |
| 109.2 | ![]() | .~.~.~ Having detent {4} |
| 109.3 | DF | .~.~.~.~> Spring biased |
| 109.4 | DF | .~.~.~.~> Threaded |
| 109.5 | DF | .~.~.~.~> Cam or wedge |
| 109.6 | DF | .~.~.~.~> Having transverse pin |