See Brady Products
Honeywell MKII Series Precision Potentiometer, Conductive Plastic Element, Standard Bushing, Turret Terminals, Linearity 1.0 %, 1 W Power Rating, 1 kOhm Resistance Value, 30 Million Cycles, 2 - Gang, Shaft Diameter 6,35 mm [0.25 in], Diameter 36,49 mm [1.437 in], Operating Temperature -65 oC to 125 oC [-85 oC to 257 oC].