Kerk Motion Products' LR Series linear rail system

Nov. 29, 2006
Linear rail system for light load applications
Linear Rail SystemLR Series linear rail system consists of a centerless ground and burnished stainless-steel shaft mated with a graphite- and PTFE-filled thermoplastic bushing. The series features a standard shaft straightness of .002Ā”(0.05mm) per foot. Typical radial clearance between shaft and bushing is .0005Ā” (0.013mm) on non-coated assemblies and .001Ā” (0.025mm) on TFE-coated assemblies. Bushings are manufactured with standard retaining ring grooves. Standard configurations include ¼”, 3/8Ā”, ½” and ¾” nominal diameters.