TianyuMfg offers check valve repair kits 100% compatible with the below models.
Parts Kit: dart, seals, nut, spring, stop, screw, key Dart Kit: dart, seals, spring, nut
Seal Kit: seals
2″ 1502 SD Clapper Check Valve Kits
| Kit Type |
Service Type |
Part Number |
| Parts Kit |
Standard |
2A29092 |
3″ 1502 SD Clapper Check Valve Kits
| Kit Type |
Service Type |
Part Number |
| Parts Kit |
Standard |
2A29477 |
4″ 1002 & 4″ 1502 SD Clapper Check Valve Kits
| Kit Type |
Service Type |
Part Number |
| Parts Kit |
Standard |
2A29478 |
2″ 1502 Dart Check Valve Kits
| Kit Type |
Service Type |
Part Number |
| Parts Kit |
Standard |
4L20823C |
| Parts Kit |
H2S |
4L20824C |
| Dart Kit |
Standard |
4L19959 |
| Dart Kit |
H2S |
4L18824 |
| Seal Kit |
Standard |
4L20828C |
| Seal Kit |
H2S |
4L20829C |
3″ 1502 Dart Check Valve Kits
| Kit Type |
Service Type |
Part Number |
| Parts Kit |
Standard |
4L20825C |
| Parts Kit |
H2S |
4L20826C |
| Dart Kit |
Standard |
4L18821 |
| Dart Kit |
H2S |
4L18818 |
| Seal Kit |
Standard |
4L20830C |
| Seal Kit |
H2S |
4L20831C |
EN