Backflow Repair Parts & Kits

This is the complete RV assembly, brass body with internals and the bolts and o-ring to attach it to the main body as well as hose fittings.

For models 375, 375A, 375AST, 475/475V sizes 2 1/2", 3", 4", 6"

AMES COMPLETE RELIEF VALVE ASSEMBLY FITTING SIZES 2 1/2" - 10" INCLUDING HOSE FOR MODELS COLT AND MAXIM 400 AND 500 

PART# 7010107 4000SS/5000SS 2 1/2" - 4" complete #1 Cam Check 2 1/2" - 4"  Check rubbers are not replaceable on this model.

Watts 2 1/2" - 4" 957 repair kit- rubber total. Kit includes first and second check module o-rings, two red silicone (RS) disc elastomers, two e-clips, relief valve diaphragms, relief valve inlet coupler o-ring and relief valve piston assembly. Ordering # 0889373

Watts 2 1/2" - 3" 909 and LF909 lead free repair kit - rubber total. Kit includes check disc, cover o-ring, sleeve o-ring, piston o-ring, rv disc assembly, diaphragm, piston seal and lubricant. 

Watts 2 1/2"- 10" 957/957RPDA repair kit- relief valve rubbers. Kit includes diaphragm, inlet coupler o-ring and piston assembly. 

4000SS/5000SS 2 1/2" - 10" complete relief valve assembly

Complete #2 check assembly for the 2000SS and 3000SS sizes  2 1/2" - 4" including cam check o-ring.

Watts 2 1/2"-10" 957/957RPDA repair kit- total relief valve. Kit includes complete relief valve with sensing hose , o-ring, and lubrication. Ordering # 0899232

Watts 009 and LF009  2 1/2" - 3" Lead free repair kit- first check kit. Kit includes check assembly, cover o-ring and flow tube o-ring.  

40 SERIES, EITHER THE DOUBLE CHECK OR REDUCED PRESSURE VERSION, 2 1/2"-3" RUBBER REPAIR KIT.  KIT INCLUDES RUBBERS FOR BOTH CHECKS.

Watts 009 and LF009 2 1/2" and 3" lead free repair kit- relief valve total repair kit. Kit includes seat, stem assembly, spring, two piston o-rings, flow tube o-ring and cover o-ring. Ordering # 0794052

375, 375A, 375AST, OR 475 RUBBERS FOR RELIEF VALVE FOR  SIZES 2 1/2", 3", 4" AND 6" 

909 and LF909 2 1/2" - 3" Repair Kit- Second check rubber. Kit includes check disc, cover o-ring and lubricant. Ordering # 0887226

Watts 009 and LF009 3" Lead Free repair kit- Rubber total. Kit includes diaphragm, two molded disc assemblies, two seat o-rings, rv o-rings, two piston o-rings, rv stem o-ring, flow tube o-ring and cover o-ring. Ordering # 0794056

FEBCO 860/880 2 1/2" - 10" complete internal relief valve assembly including the RV seat that is not shown in the picture.

This is the relief valve rubbers with the RV spring kit. for the 375. 375A, 375AST, 475 models.

Watts RK 909 2 1/2"-3" Repair kit- Rubber parts for the first check. Kit includes check disc, cover o-ring and lubricant. Ordering # 0887220

Watts LFRK 009 2 1/2" - 3" lead free repair kit - second check. Kit includes check assembly, cover o-ring and flow tube o-ring. Order # 0794055

RELIEF VALVE RUBBER FOR 2 1/2"-3" RP40 SERIES

Watts 2 1/2" - 3" 909 and LF909 repair kit - relief valve kit. Kit includes sleeve o-ring, piston o-ring, stem o-ring, rv disc assembly, diaphragm, piston seal, bottom plug o-ring, adapter o-ring and lubricant. Ordering # 0794081