Table of Input Data Shaft Diameter | Bearing Type | Dynamic Bearing Rating (N) | Wear rating (N) | 20 | 6204 | 12700 | 0 | 25 | 6205 | 14000 | 2800 | 25 | 6305 | 22500 | 0 | 25 | 420205 | 0 | 0 | 30 | 6206 | 19500 | 0 | 30 | 6306 | 28100 | 0 | 30 | 420306 | 0 | 0 | 30 | 6307 | 33200 | 0 | 35 | 6308 | 41000 | 0 | 40 | 6310 | 61800 | 0 | 50 | 6312 | 81900 | 0 | 60 | | | | U(f) Usage Factor | Description | 1.0 | 24 hrs/day | 0.7 | 12 hrs/day | 0.5 | 6 hrs/day |