Bearing No. | d | D | B | Basic load ratings Cr(N) | Basic load ratings(Cor) | Allowable rotation number (grease) | Allowable number of turns (oil) | Mass(g) |
7904C | 20 | 37 | 9 | 7400 | 5800 | 40000 | 60000 | 20 | 7004C | 20 | 42 | 12 | 11700 | 6550 | 37100 | 56500 | 71 |
7204C | 20 | 47 | 14 | 15300 | 8050 | 34400 | 52300 | 103 | 7304C | 20 | 52 | 15 | 18500 | 9950 | 23000 | 31000 | 140 |
7805C | 25 | 37 | 7 | 3900 | 3000 | 36000 | 53000 | 123 | 7905C | 25 | 42 | 9 | 8150 | 5700 | 32000 | 48000 | 326 |
7005C | 25 | 47 | 12 | 12300 | 7400 | 32000 | 48700 | 78 | 7205C | 25 | 52 | 15 | 17400 | 10200 | 29900 | 45500 | 127 |
7305C | 25 | 62 | 17 | 22900 | 13300 | 10000 | 14000 | 243 | 7806C | 30 | 42 | 7 | 4400 | 3650 | 30000 | 45000 | 129 |
7906C | 30 | 47 | 9 | 8700 | 6250 | 29900 | 45500 | 49 | 7006C | 30 | 55 | 13 | 13590 | 9890 | 19000 | 25000 | 130 |