| 390777 | | Shaft | 3020 series swing check valves |
| 300-BK | | Buna seal flapper assembly, shaft, nuts, and clean out cap O-ring seal | 3000 series swing check valves |
| 3090RK2 | | Complete rebuild kit, silicone flapper assembly, yoke, springs, shafts, cover gasket, bolts and lock washers (for 3090M, 3090MA, 3090MB, 3090F) | 3030 & 3090 series swing check valves |
| 4041RK1 | | Complete rebuild kit, metal seal flapper assembly, yoke, springs, shafts, cover gasket, bolts and lock washers (for 4041RD and 4041TE) | 4040 series swing check valves |
| 300-SPK | | Metal seal flapper assembly, shaft, nuts, flapper spring and clean out cap O-ring seal | 3000 series swing check valves |
| 3000-4 | | shaft | 3000 series swing check valves |
| 111215 | | Cover gasket | 4040 series swing check valves |
| 111326 | | cover O-ring | 3020 series swing check valves |
| 3090RK1 | | Adapter outlet O-ring | 3090 series swing check valves |
| 300-K | | Metal seal flapper assembly, shaft, nuts, and clean out cap O-ring seal | 3000 series swing check valves |
| 4040RK2 | | Complete rebuild kit, white EPDM flapper assembly, yoke, springs, shafts, cover gasket, bolts and lock washers (for 4040RD and 4040TE) | 4040 series swing check valves |
| 4042RK1 | | Complete rebuild kit, red silicone flapper assembly, yoke, springs, shafts, cover gasket, bolts and lock washers (for 4042RD and 4042TE) | 4040 series swing check valves |
| 3091RK1 | | Complete rebuild kit, metal seat flapper assembly, yoke, springs, shafts, cover gasket, bolts and lock washers (for 3091M) | 3030 & 3090 series swing check valves |
| 300-SK | | Silicone seal flapper assembly, shaft, nuts, and clean out cap O-ring seal | 3000 series swing check valves |
| 300-BSPK | | Buna seal flapper assembly, shaft, nuts, flapper spring and clean out cap O-ring seal | 3000 series swing check valves |
| 341131 | | Clean out cap | 3000TE & 3001SQ series swing check valves |
| 4042RK2 | | Replacement silicone flapper kit, flapper assembly, yoke, springs, shafts, cover gasket | 4042RD, 4042TE |
| 3030HK | | Replacement cover bolts and lock washers | 3030 & 3090 series swing check valves |
| 4040RK1 | | Replacement white EPDM flapper kit, flapper assembly, yoke, springs, shafts, cover gasket (for 4040RD and 4040TE) | 4040 series swing check valves |
| 300-SSPK | | Silicone seal flapper assembly, shaft, nuts, flapper spring and clean out cap O-ring seal | 3000 series swing check valves |
| 3000-5 | | shaft nut | 3000 series swing check valves |
| 340039 | | Cover | 4040 series swing check valves |
| 3030RK3 | | Replacement left and right springs | 3030 & 3090 series swing check valves, 4040RD and 4040TE |
| 3091RK2 | Replacement metal seal flapper kit, flapper assembly, yoke, springs, shafts, cover gasket (for 3091MA) | | 3090 series swing check valves |
| 6544CA-1 | | Sight glass spacers | 3000 series swing check valves |
| SPRG/L4603 | | Spring (for units with spring return flapper | 3000 series swing check valves |
| 112254 | | clean out cap O-ring silicone | 3000 series swing check valves |
