The HONEYWELL 31NT391-7-C02 is a high-quality MICRO SWITCHâ„¢ Toggle Switch from the NT Series. It features a flat base case, single pole double throw (SPDT) configuration with 3 positions (Momentary On - Off - Momentary On), and quick connect terminals for easy installation. The switch also includes a 22 mm black plastic tab lever for smooth operation, and comes with a special black nut in the hardware packet for secure mounting. This reliable toggle switch is perfect for a variety of industrial and commercial applications.