The 44M60-01-1-03N is a Series 44 multi-deck rotary switch manufactured by Grayhill, designed for rugged industrial and military applications requiring reliable switching with a 1-inch diameter and 1 amp contact rating. This switch features non-shorting contacts (N designation) and is available in multiple deck configurations with adjustable stop arrangements, offering flexibility for various circuit requirements. The switch incorporates a 0.375-inch diameter shaft with integral assembly nut, bushing keyway dimensions of 0.066 ± 0.002 inches wide by 0.036 ± 0.003 inches deep, and a non-turn tab measuring 0.125 ± 0.003 inches wide by 0.031 ± 0.003 inches thick. It is MIL-qualified to MIL-S-3786/04 standards and available with optional shaft/panel seal kits, making it suitable for demanding environments in military systems, industrial control panels, and equipment requiring long-term reliability and precise switching control.