With its integral shaft coupling, Encoder Products Company model 755A NEMA Mount Accu-Coder™ mounts directly onto NEMA motors. It is designed for easy installation on industrial Size 23 or 34 motor frames. It features standard bolt circle patterns, and can accommodate shaft sizes of 0.250", 0.375", or 6 mm. With its rugged, all-metal housing and a wide range of CPR options, it will fit in many different applications, providing years of trouble-free use.