| 49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
| 208 | DF | MOUNTED FOR MULTIDIRECTIONAL OR OBLIQUE MOVEMENT {7} |
| 209 | DF | .~ Initial or terminal movement transverse to sliding movement edgewise of portal {6} |
| 211 | ![]() | .~.~ Transverse movement aligns closure for movement into housing |