Shafts for two-bearing housings can be machined according to the recommended dimensions provided in the product tables for:
The bearing seats should be machined to the tolerance classes listed in table 1. The accuracy of form should be to tolerance grade IT5 for shaft diameters up to and including 60 mm and IT6 for larger diameter shafts. At the seal position, the shaft (or shaft sleeve) should comply with the same tolerance classes as the bearing seat.
SKF also supplies pre-machined shafts to fit PD housings. Their designations are provided in the product tables for:
The bearing seats and shaft ends are machined to the tolerance classes listed in table 1 and table 2 respectively.
Shafts are supplied with two keys and two end plates with attachment screws.