81C1A-E28-A18L
Res Cermet POT 50KΩ 10% 2W 1Elec/1MechTurn 3.18mm 38.11 X 15.88 X 17.52mm Pin Panel Mount/Through Hole
50k Ohm 1 Gang Linear Panel Mount Potentiometer None 1 Kierros Cermet 2W PC Pins
Newark:
# BOURNS 81C1A-E28-A18L Rotary Potentiometer, Cermet, 50 kohm, 2 W, ± 10%, 81 Series, 1 Turns, Linear