With external fastening grooves for circlips mounting.
Protected by brass rings(MS 60 PB DIN 17660) for useunder special conditions.For temperatures up to 140° C.Also in environments hostile to plastic.
With housing, balls andstoppage rings in stainless steel.(AISI 440 B DIN 1.4112).Ball trays in brass, fasteningrings in plastic.
With housing, ball trays, ballsand fastening rings in stainless steel.(AISI 440 B DIN 1.4112)Do not use with demineralizedwater.
With housing and balls instainless steel. Ball trays andfastening rings in bronze-alumi-nium (DIN 17665).More corrosion-resistant in sea-water than full Stainless.
With ball trays hard-chromed forhigher speeds.