
Pumps, Valves & Flow Control
Pumps, Valves & Flow Control applications
Worm gear operators, stem leadscrews and knurled components

Worm gear operators for quarter-turn valves
Self-locking worm gear sets turn butterfly and ball valves and hold them in position against the flow.
Malkar
See how it's done
Rising-stem gate valves
A trapezoidal stem thread and nut raise and lower the gate and hold it against line pressure.
Apex
See how it's done
Press-fit knurling on motor and pump shafts
A straight knurl on the shaft locks rotor cores, commutators, impellers and couplings in place without keys, adhesives or splines.
Rapid
See how it's done