NEW!NEW! 2-Year Warranty 11 12 Apollo ® Butterfly Valves That Meet MSS SP-67 And API 609 Standards (4) Mounting Flange For Actuator The valve’s cast-in top plate is universally designed to ISO 5211 standard dimensions for mounting of Apollo ® actuators and manual operators. 4 6 5 1 9 2 7 8 3 2 Customer Service 1-704-841-6000