Y-bearing designs

SKF Y-bearing flanged unit assortment comprises a wide assortment of Y-bearing series and designs with main differences in the way the bearing is locked onto the shaft and different sealing solutions.

For detailed information about the Y-bearing assortment including their different locking methods, sealing solutions and materials, refer to section Y-bearings (→ Designs and variants, product tables).

Locking methods

Locking methods available as standard for Y-bearing flanged units are:

Eccentric locking methods
- grub (set) screws (fig. 1) – table 1
- eccentric locking collar (fig. 2) – table 2
Concentric locking methods
- SKF ConCentra locking (fig. 3) – table 3
- adapter sleeve locking (fig. 4) – table 4

Sealing solutions

The Y-bearings used in the standard assortment of Y-bearing flanged units are capped with either:

standard seals (fig. 5)
standard seals with additional flingers (fig. 6)
multiple seals or food-compatible multiple seals (fig. 7)
5-lip seals (fig. 8)
shields with additional flingers (→ Y-bearings and Y-bearing units for high temperature applications)