This ¾" 009M3 total repair kit is from Watts Regulator, model number 0888527. It is for Reduced Pressure Zone Assembly 009, which is used to help prevent reverse flow of polluted water into potable water. This total repair kit contains the following:
• Relief Valve Repair Kit
• First Check Repair Kit
• Second Check Repair Kit
• Retainer (If Plastic)
EC Part Number: #84289
Mfg No.: 0888527
Mfg: Watts Regulator Co