Fleck ORing
Coupler and Meter Assembly O-ring O-ring for Fleck 2510 and 5600 couplers or meter assembly (Fleck part# 13305) O-ring for Fleck 2510 and 5600 couplers or meter assembly. If this o-ring is damaged or bad, it can allow water to leak from the system. O-ring for Fleck 2510 and 5600 couplers or meter assembly (Fleck part# 13305).