| 403 / | HD | JOINTS AND CONNECTIONS |
| 52 | DF | ARTICULATED MEMBERS {13} |
| 53 | ![]() | .~ Plural distinct articulation axes {7} |
| 54 | DF | .~.~> Three or more parallel axes |
| 55 | DF | .~.~> Single adjustment for plural axes |
| 56 | DF | .~.~> Plural ball and socket |
| 57 | DF | .~.~> Universal {1} |
| 59 | DF | .~.~> Angular and linear {2} |
| 62 | DF | .~.~> Parallel rotary |
| 63 | DF | .~.~> Plural translating connections |