-API 603 DESIGN FOR 150 LBS & 300 LBS -API 600 DESIGN FOR 600 ¡V 1500 LBS -OUTSIDE SCREW AND YOKE -BOLTED BONNET (PRESSURE SEAL BONNET FOR 1500 LBS) -YOKE INTEGRAL WITH BONNET -LOOSE DISC -INTEGRAL SEAT AND BACK SEAT FOR 150 LBS & 300 LBS -RISING STEM AND HANDWHEEL (IMPACT HAMMER HANDWHEEL FOR 10" & OVER.) -AVAILABLE WITH GEAR OPERATOR -AVAILABLE WITH ACTUATOR |