Bourns 93A1A-B28-A18L
POT, LINEAR, 50K, 2W, 10%, SLOTTED; Track Resistance:50kohm; No. of Turns:1Turns; Track Taper:Linear; Power Rating:2W; Resistance Tolerance:± 10%; Product Range:93 Series; Potentiometer Mounting:Bushing Mount; Shaft Diameter:6.35mm