Class 251 VALVES AND VALVE ACTUATION
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1.1 - 1.3 | E 21 B | 33 / 06 |
| 3 | B 23 Q | 35 / 18 |
| 4 - 10 | F 16 K | 7 / 04 |
| 11 | F 16 K | 31 / 00 |
| 11 | F 16 K | 31 / 18 |
| 12 | F 16 K | 31 / 12 |
| 14 | F 16 K | 31 / 00 |
| 15 - 23 | F 16 K | 21 / 04 |
| 15 - 60 | F 16 K | 31 / 12 |
| 61 - 64 | F 16 K | 31 / 00 |
| 65 | F 16 K | 31 / 08 |
| 66 - 83 | F 16 K | 31 / 44 |
| 84 - 88 | F 16 K | 25 / 00 |
| 89 - 116 | F 16 K | 35 / 00 |
| 117 | F 16 K | 51 / 00 |
| 118 - 127 | F 16 K | 47 / 00 |
| 118 - 127 | F 16 L | 55 / 02 |
| 128 | F 16 K | 31 / 00 |
| 129.01 - 129.22 | F 16 K | 31 / 02 |
| 142 - 156 | F 16 K | 51 / 00 |
| 143 | F 16 K | 23 / 00 |
| 148 - 152 | F 16 L | 29 / 00 |
| 149 - 149.7 | F 16 L | 37 / 28 |
| 149.9 | F 16 L | 37 / 28 |
| 157 - 204 | F 16 K | 25 / 00 |
| 205 | F 16 K | 1 / 36 |
| 206 | F 16 K | 3 / 32 |
| 207 | F 16 K | 5 / 02 |
| 208 - 209 | F 16 K | 5 / 10 |
| 210 | F 16 K | 1 / 34 |
| 211 | F 16 K | 1 / 14 |
| 212 | F 16 K | 3 / 00 |
| 213 - 280 | F 16 K | 31 / 44 |
| 281 - 283 | F 16 K | 39 / 00 |
| 284 - 288 | F 16 K | 51 / 00 |
| 289 - 297 | F 16 K | 31 / 00 |
| 298 - 303 | F 16 K | 1 / 16 |
| 304 | F 16 K | 5 / 00 |
| 305 - 308 | F 16 K | 1 / 22 |
| 309 - 314 | F 16 K | 5 / 00 |
| 315.01 - 315.09 | F 16 K | 5 / 00 |
| 315.01 - 315.09 | F 16 K | 5 / 06 |
| 315.1 - 317 | F 16 K | 5 / 00 |
| 315.1 - 315.16 | F 16 K | 5 / 06 |
| 317.01 | F 16 K | 5 / 06 |
| 318 - 325 | F 16 K | 1 / 00 |
| 318 - 325 | F 16 K | 15 / 00 |
| 326 - 329 | F 16 K | 3 / 00 |
| 330 - 334 | F 16 K | 1 / 00 |
| 330 - 334 | F 16 K | 15 / 00 |
| 335.1 - 335.3 | F 16 K | 31 / 00 |
| 336 | F 16 K | 27 / 02 |
| 337 | F 01 L | 3 / 10 |
| 338 | A 47 J | 27 / 09 |
| 339 - 355 | F 16 K | 31 / 00 |
| 356 | B 22 D | 41 / 16 |
| 357 | F 16 K | 1 / 48 |
| 358 | F 16 K | 1 / 36 |
| 359 - 365 | F 16 K | 1 / 42 |
| 366 | F 16 K | 27 / 00 |
| 367 | F 16 K | 27 / 08 |
| 368 | F 16 K | 25 / 00 |
| 369 | F 16 K | 1 / 48 |