| 277 / | HD | SEAL FOR A JOINT OR JUNCTURE |
| 345 | DF | SEAL BETWEEN RELATIVELY MOVABLE PARTS (I.E., DYNAMIC SEAL) {10} |
| 500 | DF | .~ Circumferential contact seal for other than piston {13} |
| 510 | DF | .~.~ Contained or compressed by gland member in packing box {10} |
| 534 | DF | .~.~.~ Particular seal material or construction {4} |
| 541 | | .~.~.~.~ Metal |