350DA

Double Check Detector Assembly - Backflow Preventers - 4" to 12"

Parts Indentification

1. Bolt, Flange

2. Nut, Flange

3. Gasket, Flange

4. O-Ring, Cover Plate

5. Cover Plate

6. Bolt, Cover Plate

7. Seat Retainer #1

8. Seat Retainer #2

9. O-Ring, Check

10. Bolt, Poppet Retainer

11. Handle, #1 Poppet Assembly

12. Washer, Poppet Bolt

13. O-Ring, Poppet Bolt

14. Poppet Retainer

15. Seal Ring

16. Seat Assembly, #1 Poppet

17. Seat Assembly, #2 Poppet

18. Washer, Seat Retainer, Bypass Rubber Repair Kit

19. Gate Valve: OS&Y (FxF), OS&Y (GxF), Post Indicator (FxF), Post Indicator (FxG), Butterfly Valve (GxF)

20. Ball Valve, FxF

21. Ball Valve, MxF

22. Cover Retainer Assembly

23. Grooved Coupling

24. Bulkhead Fittings

25. Sensing Line Bulkhead Fittings

26. Cover

27. Water Meter

28. Bypass Valve

29. Bypass Assembly, Bypass Rubber Repair Kit

Repair Kits

Type

Product Number

Description

10"

10-BK

Flanged Kit, 10"

12"

12-BK

Flanged Kit, 12"

RK12IN-350DACK1

#1 Check Assembly Repair Kit, 12" 350DA

RK12IN-350DACK2

#2 Check Assembly Repair Kit, 12" 350DA

4"

4-BK

Flanged Kit, 4"

RK4-350

Standard Repair Kit, 4" 350DA

RK4-350-SEAT2-ASSY

#1 and #2 Seat Assembly Repair Kit, 4" 350DA

RK4-350DA

Main & Bypass Rubber Repair Kit 4" 350DA

RK4-350CK2

#2 Check Assembly Repair Kit, 4" 350DA

BRK4-LBF-SEAT1RTNR

Bulk #1 Seat Retainer Repair Kit, 4" 350DA

BRK4-LBF-SEAT2RTNR

Bulk #2 Seat Retainer Repair Kit, 4" 350DA

RK4-350CK1

#1 Check Assembly Repair Kit, 4" 350DA

4" and 6"

RK212-350-COVERPLATE

Cover Plate Repair Kit, 2-1/2" - 6" 350DA

6"

6-BK

Flanged Kit, 6"

RK6-350-SEAT2-ASSY

#1 and #2 Seat Assembly Repair Kit, 6" 350DA

RK6-350DA

Main & Bypass Rubber Repair Kit 6" 350DA

RK6-350

Standard Repair Kit, 6" 350DA

RK6-350CK2

#2 Check Assembly Repair Kit, 6" 350DA

BRK6-LBF-SEAT2RTNR

Bulk #2 Seat Retainer Repair Kit, 6" 350DA

RK6-350CK1

#1 Check Assembly Repair Kit, 6" 350DA

BRK6-LBF-SEAT1RTNR

Bulk #1 Seat Retainer Repair Kit, 6" 350DA

8"

8-BK

Flanged Kit, 8"

8" and 10"

RK8-350CK1

#1 Check Assembly Repair Kit, 8" and 10" 350DA

RK8-350DACK2

#2 Check Assembly Repair Kit, 8" and 10" 350DA

8" to 12"

RK8-350-COVERPLATE

Cover Plate Repair Kit, 8" - 12" 350DA

RK8-350DA

Main & Bypass Rubber Repair Kit 8" - 12" 350DA

RK8-350-SEAT1-ASSY

#1 Seat Assembly Repair Kit, 8" - 12" 350DA

RK8-350

Standard Repair Kit, 8" - 12" 350DA