Helical DS Series (Aluminum)Low inertia, high performance, aluminum coupling, using Helical double start technology. Torsionally stiffer and higher torque capacity than the “A“ series. Lighter with lower inertia than the “H” series.
Helical MCA Series (Aluminum)A general purpose aluminum coupling, used where more parallel misalignment is required. Has a large range of shaft sizes, with optional keyways.
Helical W Series (Aluminum)Metric dimensioned coupling, with metric fasteners. A light to medium duty coupling for those preferring to work strictly in the metric system. A general purpose coupling.
Helical W Series (Stainless Steel)General purpose, light to medium duty. An economical, maintenance free coupling, used in a variety of applications. Helical's most popular coupling.
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