Metric mounting threads and metric drive shaft dimensions.

    Totally Enclosed, non-ventilated IP-20 rating.

    Class "B" insulation system.

    Aluminum end shields for high thermal efficiency and light weight.

    Unvented gearhousing.

    Industrial lip type seals on motor and output shafts.

    Needle bearings throughout for increased radial load capacity and long life.

    Permanently lubricated gearing utilizing grease for long life.

    Reinforced thermoplastic helical primary gear for quietness and hardened steel spur gearing on subsequent stages for high output torque and long life.

    Helical pinion accurately cut on motor shaft for maximum strength and minimum noise.