Deep groove ball bearing is the most common type of bearing. The basic deep groove ball bearing consists of an outer ring, an inner ring, a set of steel balls and a set of cages. There are two types of deep groove ball bearings, single row and double row. The deep groove ball structure is divided into two types: sealed and open. The open type means that the bearing does not have a sealed structure. The sealed deep groove ball is divided into dust-proof and oil-proof. seal.Deep groove ball bearings can be used in gearboxes, instruments, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, construction machinery, roller skates, yo-yos, etc.
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| Bearing NO. | Dimensions(mm) | Limit Speed Rating（r/min） | Basic Load Rating(k/N) | Weight | ||||
| d | D | B | Grease | Oil | Cr | Cor | kg | |
| 61800 | 10 | 19 | 5 | 28000 | 36000 | 1.8 | 0.93 | 0.005 |
| 61801 | 12 | 21 | 5 | 24000 | 32000 | 1.9 | 1 | 0.005 |
| 61802 | 15 | 24 | 5 | 22000 | 30000 | 2.1 | 1.3 | 0.005 |
| 61803 | 17 | 26 | 5 | 20000 | 28000 | 2.2 | 1.5 | 0.007 |
| 61804 | 20 | 32 | 7 | 18000 | 24000 | 3.5 | 2.2 | 0.015 |
| 61805 | 25 | 37 | 7 | 16000 | 20000 | 4.3 | 2.9 | 0.017 |
| 61806 | 30 | 42 | 7 | 13000 | 17000 | 4.7 | 3.6 | 0.019 |
| 61807 | 35 | 47 | 7 | 11000 | 15000 | 4.9 | 4 | 0.023 |
| 61808 | 40 | 52 | 7 | 10000 | 13000 | 5.1 | 4.4 | 0.026 |
| 61809 | 45 | 58 | 7 | 9000 | 12000 | 6.4 | 5.6 | 0.03 |
| 61810 | 50 | 65 | 7 | 8500 | 10000 | 6.6 | 6.1 | 0.043 |
| 61811 | 55 | 72 | 9 | 8000 | 9500 | 9.1 | 8.4 | 0.07 |
| 61812 | 60 | 78 | 10 | 7000 | 8500 | 9.1 | 8.7 | 0.93 |
| 61813 | 65 | 85 | 10 | 6700 | 8000 | 11.9 | 11.5 | 0.13 |
| 61814 | 70 | 90 | 10 | 6300 | 7500 | 12.1 | 11.9 | 0.138 |
| 61815 | 75 | 95 | 10 | 6000 | 7000 | 12.5 | 12.8 | 0.147 |
| 61816 | 80 | 100 | 10 | 5600 | 6700 | 12.7 | 13.3 | 0.155 |
| 61817 | 85 | 110 | 13 | 5000 | 6300 | 19.2 | 19.8 | 0.245 |
| 61818 | 90 | 115 | 13 | 4800 | 6000 | 19.5 | 20.5 | 0.258 |
| 61819 | 95 | 120 | 13 | 4500 | 5600 | 19.8 | 21.3 | 0.27 |
| 61820 | 100 | 125 | 13 | 4300 | 5300 | 20.1 | 22 | 0.283 |
| 61822 | 110 | 140 | 16 | 3800 | 5000 | 28.1 | 30.7 | 0.496 |
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