Outer cover, roller bearing steel.
The linear ball bearings correspond to series 3 of ISO 10285. With double-sided seal. The linear ball bearings are equipped with a steel cage. The linear ball bearing is held in place by a retaining ring acc. to DIN 471/472.
Linear ball bearings with double-sided seal should be lubricated before installation.
The specified basic load ratings apply upon insertion of hardened and ground shafts.