SKF deep groove ball bearing
Various part numbers in stock, welcome inquiry. Fast shipment within 2-3 working days.

| Designation | Principal dimensions | Basic load ratings | Speed ratings | ||||
| dynamic | static | Reference speed | Limiting speed | ||||
| d[mm] | D[mm] | B[mm] | C[kN] | C0[kN] | [r/min] | [r/min] | |
| 306 | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 11 000 |
| 306NR | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 11 000 |
| 306-2Z | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 8 800 |
| 306-2ZNR | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 8 800 |
| 306-Z | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 11 000 |
| 306-ZNR | 30 | 72 | 19 | 29.7 | 21.6 | 18 000 | 11 000 |
| 306474 D | 760 | 1 080 | 150 | 923 | 2 200 | 950 | 600 |
| 306493 AA | 850 | 1 220 | 165 | 1 040 | 2 700 | 800 | 500 |
| 306704 C | 710 | 1 000 | 140 | 832 | 1 900 | 1 100 | 670 |
| 306708 D | 650 | 920 | 118 | 780 | 1 730 | 1 200 | 750 |
| 306728 | 330 | 460 | 56 | 281 | 425 | 2 600 | 1 700 |
| 307 | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 9 500 |
| 307NR | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 9 500 |
| 307-2Z | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 7 600 |
| 307-2ZNR | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 7 600 |
| 307-Z | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 9 500 |
| 307-ZNR | 35 | 80 | 21 | 34.7 | 26.5 | 16 000 | 9 500 |
| 308 | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 8 500 |
| 308NR | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 8 500 |
| 308-2Z | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 6 800 |
| 308-2ZNR | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 6 800 |
| 308-Z | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 8 500 |
| 308-ZNR | 40 | 90 | 23 | 45.7 | 36 | 14 000 | 8 500 |
| 309 | 45 | 100 | 25 | 55 | 44 | 13 000 | 7 500 |
| 309NR | 45 | 100 | 25 | 55 | 44 | 13 000 | 7 500 |
| 309-2Z | 45 | 100 | 25 | 55 | 44 | 13 000 | 6 000 |
| 309-2ZNR | 45 | 100 | 25 | 55 | 44 | 13 000 | 6 000 |
| 309-Z | 45 | 100 | 25 | 55 | 44 | 13 000 | 7 500 |
| 309-ZNR | 45 | 100 | 25 | 55 | 44 | 13 000 | 7 500 |
| 310 | 50 | 110 | 27 | 64.4 | 52 | 11 000 | 7 000 |
WHCD Bearing Co.,Ltd is professional bearing supplier, engaged in bearing business with more than eighteen years, export to worldwide countries, as America, European, Middle-East, Southeast Asia …etc. with plenty long-term cooperation customers. WHCD Bearing company will provide professional and prompt solution for customers.Original Quality and Warranted, and Bearing experts team support customer service. Various bearing types for customer choose:

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