Linear Bushings and Shafts Metric Series, Closed Type What Does a Standard Linear Bushing Consist of? A hardened and ground outer sleeve A steel ball retainer (plastic ball retainer in sizes 5 and 8) Balls made of anti-friction bearing steel Steel snap rings or wiper-type seal rings What Types of Linear Bushings are Available? Closed Open With or without seals Various types of screw-mounting Linear Sets (Standard Linear Bushing with Precision Housing) Adjustable and open-type Standard Linear Bushings are also available with resist corrosion protection (yellow chromatized zinc-iron coating) and a special version (black chromatized) Get detailed information about Rexroth's Metric Series of Closed Type Linear Bushings, including pictures, product names and CAD files Standard Linear Bushings, 0600- closed type, without seals Standard Linear Bushings, 0602- closed type, with 2 seals Hardened and ground outer sleeve, steel ball retainer (plastic ball retainer in sizes 5 mm and 8 mm) Also available as adjustable types, 0610- and 0612- For use with end-supported shafts Super Linear Bushings, Type A, 0670- open type, with self-aligning feature Super Linear Bushings, Type B, 0672- closed type, without self-aligning feature Both types are available without seals or with 2 seals Ball retainer with polyamide outer sleeve, hardened steel segmental load bearing plates with ground ball tracks For use with end-supported shafts Super Linear Bushings, Type H, 0732- closed type, with self-aligning feature Available without seals or with 2 seals POM ball retainer, hardened steel segmental load bearing plates with ground ball tracks and ground outer surfaces, two metal retaining rings For use with end-supported shafts Super Linear Bushings, Type SH, 0730- closed type, with self-aligning feature Available without seals or with 2 seals Polyacetyl ball retainer, hardened steel segmental load bearing plates with ground ball tracks and ground outer surfaces, two metal retaining rings For use with end-supported shafts Compact Linear Bushings, 0658- closed type (standard, reduced radial clearance and corrosion resistant versions) Polyacetyl ball retainer, hardened steel segmental load bearing plates, two metal retaining rings, with or without seals For use with end-supported shafts Segmental Linear Bushings, 0668- closed type (standard or corrosion-resistant) Polyacetyl ball retainer, hardened steel segmental load bearing plates For use with end-supported shafts