| ITEM | NAME | PART | BRAND |
| 411 | ER 41 (WITH O-RING) Check Valves | 3012 8027-00 | Hawe |
| 412 | RK 0-PYD Check Valves | 3012 8028-00 | Hawe |
| 413 | RK 0 Check Valves | 3012 8030-00 | Hawe |
| 414 | RB 0 Check Valves | 3012 8031-00 | Hawe |
| 415 | CHECK VALVE INSERT Spare Parts | 3012 8035-00 | Hawe |
| 416 | RK 14-PYD Only for special customer use Check Valves | 3012 8036-00 | Hawe |
| 417 | RK 1-6 Check Valves | 3012 8041-00 | Hawe |
| 418 | SK 7355 E RÜCKSCHLAGVENTIL Spare Parts | 3012 8050-00 | Hawe |
| 419 | RK 4 [NEU] Check Valves | 3012 8109-00 | Hawe |
| 420 | RUECKDRUCKSPERRE BAUGROESSE 0 Spare Parts | 3012 8225-00 | Hawe |
| 421 | ER 01 Check Valves | 3012 8249-00 | Hawe |
| 422 | ER 21 Check Valves | 3012 8251-00 | Hawe |
| 423 | Return pressure stop 7332 000 B Spare Parts | 3012 8259-00 | Hawe |
| 424 | ER 12 Check Valves | 3012 8260-00 | Hawe |
| 425 | ER 13 with O-RING Check Valves | 3012 8261-00 | Hawe |
| 426 | ER 14 MIT MONTAGEPLAN Check Valves | 3012 8262-00 | Hawe |
| 427 | ER 15 Check Valves | 3012 8263-00 | Hawe |
| 428 | Hawe inactive | 3012800900 | Hawe |
| 429 | Hawe inactive | 30128014-00 | Hawe |
