22217RHRK is a KOYO spherical roller bearing, and the bearing represent specific information: 22 express double row spherical roller bearings series; 2 show width series; 17 mean diameter (17 * 5 = 85 mm); RHR for pressed steel cage;  K  indicate hole with 1:12 taper. Spherical roller bearings with a tapered bore can be fit and removed easily using an adapter assembly or withdraw sleeve. So this type of bearings is suitable for low-or medium-speed applications which involve heavy or impact lo...

The bearing 22208RHR belongs to KOYO spherical roller bearing, RHR type, with a cylindrical bore and with pressed steel cage. This type of bearings features a large load rating capacity and self-aligning capability. So these spherical roller bearings are suitable for low-or medium-speed applications which involve heavy or impact loading.

Following is Koyo spherical roller bearings 22208RHR main technical data:
  
d: 40mm
D: 80mm
B: 23mm
M: 0.602kg
Basic dynamic load rating, Cr: 90.9 KN
Basic ...