Self-aligning ball bearings of the series 1../22../23.. are double row ball bearings with raceway grooves on the inner ring and a single concave raceway on the outer ring.
These bearings can compensate for misalignments of up to ±1,5° which cause a swivel motion of the inner or outer ring.
The bearings of the series 22../23.. have NBR seals and are lubricated for life.
- Outer bearing according to DIN 630, Part 1.
- Tolerances according to DIN 620, tolerance class PN.