ball bushing block-bearing / aluminum
Max.: 30 mm
Min.: 12 mm
The 21530 is a linear housing unit enclosed in an aluminum housing. It is ready-to-install and is equipped with built-in linear ball bearings with an angle error adjustment 21510 and a double-sided seal.
The recommended shaft tolerance for the device is H6. Linear housing units can be mounted with linear ball bearings from the same manufacturer.
The unit is available in five versions which feature different sizes. Optional accessories include attachment seals 21560 and precision guide shafts 21595, among others.