RoHS: yes. Component family: Rotary knobs for multi-turn potentiometers. Manufacturer's product group: 6623. Outer length [mm]: 22.8mm. Outer width [mm]: 22.8mm. Outside diameter [mm]: 22.8mm. External height [mm]: 25mm. Number of turns: 15. Registration: numerikus. Color: Black/aluminum. Potentiometer accessory type: precision rotary knob, numeric. Material: thermoplastic reinforced with fiberglass