350DA

Double Check Detector Assembly - Backflow Preventer - 2-1/2" to 3"

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, Seat

10. Nut, Poppet Retainer

11. Washer, #1 Check

12. Washer, #2 Check

13. O-Ring, Stem

14. Poppet Retainer

15. Seal Ring

16. Seat Assembly, #1 Poppet

17. Seat Assembly, #2 Poppet, Bypass Rubber Repair Kit

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

19. Ball Valve, FxF

20. Ball Valve, MxF

21. Cover Retainer Assembly

22. Bulkhead Fittings

23. Sensing Line Bulkhead Fittings

24. Cover

25. Water Meter

26. Bypass Valve

27. Bypass Assembly, Bypass Rubber Repair Kit

Repair Kits

Type

Product Number

Description

2-1/2"

212-BK

Flanged Kit, 2-1/2"

2-1/2" and 3"

RK212-350

Main Valve Rubber Repair Kit, 2-1/2" and 3" 350DA

BRK212-300-SEAT1-RTNR

#1 Check Seat Retainer Bulk Kit, 2-1/2" and 3" 350DA

RK212-350-SEAT1-ASSY

#1 Seat Assembly Repair Kit, 2-1/2" and 3" 350DA

RK212-350DACK2

#2 Check Assembly Repair Kit, 2-1/2" and 3" 350DA

RK212-350DA

Complete Rubber Repair Kit, 2-1/2" and 3" 350DA

RK212-350CK1

#1 Check Assembly Repair Kit, 2-1/2" and 3" 350DA

BRK212-300-SEAT2-RTNR

#2 Check Seat Retainer Bulk Kit, 2-1/2" and 3" 350DA

RK212-350-SEAT2-ASSY

#2 Seat Assembly Repair Kit, 2-1/2" and 3" 350DA

RK212-350-COVERPLATE

Cover Plate Repair Kit, 2-1/2" and 3" 350DA

32-1/2" and 3"

3-BK

Flanged Kit, 3"