| Back-check valves with/ without caps | 08902095918012 | Class Is | |
| Back-check valves with/ without caps | 08902095918029 | Class Is | |
| Back-check valves with/ without caps | 08902095918036 | Class Is | |
| Back-check valves with/ without caps | 08902095918043 | Class Is | |
| Back-check valves with/ without caps | 08902095918050 | Class Is | |
| Back-check valves with/ without caps | 08902095918067 | Class Is | |
| Back-check valves with/ without caps | 08902095918074 | Class Is | |
| Back-check valves with/ without caps | 08902095918081 | Class Is | |
| Back-check valves with/ without caps | 08902095918098 | Class Is | |
| Back-check valves with/ without caps | 08902095918104 | Class Is | |
| Back-check valves with/ without caps | 08902095918111 | Class Is | |
| Back-check valves with/ without caps | 08902095918128 | Class Is | |
| Back-check valves with/ without caps | 08902095918135 | Class Is | |
| Back-check valves with/ without caps | 08902095918142 | Class Is | |
| Back-check valves with/ without caps | 08902095918159 | Class Is | |
| Back-check valves with/ without caps | 08902095918166 | Class Is | |
| Back-check valves with/ without caps | 08902095918173 | Class Is | |
| Back-check valves with/ without caps | 08902095918180 | Class Is | |
| Back-check valves with/ without caps | 08902095918197 | Class Is | |
| Back-check valves with/ without caps | 08902095918203 | Class Is | |
| Back-check valves with/ without caps | 08902095918210 | Class Is | |
| Back-check valves with/ without caps | 08902095918258 | Class Is | |
| Back-check valves with/ without caps | 08902095918265 | Class Is | |
| Back-check valves with/ without caps | 08902095918272 | Class Is | |
| Back-check valves with/ without caps | 08902095918289 | Class Is | |