The site is undergoing scheduled maintenance on June-21. Intermittent outages may occur from 8 a.m. EST to 2 p.m. EST.
or
Actuator and Lens Components: Type - Control Knob; Size - 3.25"OD; Mounting - 0.375 Shaft hole, 1 Slot Set Screw; Additional Information - Style: Handwheel With Pointer
Additional Info: Style: Handwheel With Pointer