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] | |
| 6309 | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 9 500 |
| 6309 M | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 14 000 |
| 6309N | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 9 500 |
| 6309NR | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 9 500 |
| 6309-2RS1 | 45 | 100 | 25 | 55.3 | 31.5 | 4 500 | |
| 6309-2RSH | 45 | 100 | 25 | 55.3 | 31.5 | 4 500 | |
| 6309-2Z | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 7 500 |
| 6309-2ZNR | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 7 500 |
| 6309-RS1 | 45 | 100 | 25 | 55.3 | 31.5 | 4 500 | |
| 6309-Z | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 9 500 |
| 6309-ZNR | 45 | 100 | 25 | 55.3 | 31.5 | 15 000 | 9 500 |
| 6310 | 50 | 110 | 27 | 65 | 38 | 13 000 | 8 500 |
| 6310N | 50 | 110 | 27 | 65 | 38 | 13 000 | 8 500 |
| 6310NR | 50 | 110 | 27 | 65 | 38 | 13 000 | 8 500 |
| 6310-2RS1 | 50 | 110 | 27 | 65 | 38 | 4 300 | |
| 6310-2RSH | 50 | 110 | 27 | 65 | 38 | 4 300 | |
| 6310-2Z | 50 | 110 | 27 | 65 | 38 | 13 000 | 6 700 |
| 6310-2ZNR | 50 | 110 | 27 | 65 | 38 | 13 000 | 6 700 |
| 6310-RS1 | 50 | 110 | 27 | 65 | 38 | 4 300 | |
| 6310-Z | 50 | 110 | 27 | 65 | 38 | 13 000 | 8 500 |
| 6310-ZNR | 50 | 110 | 27 | 65 | 38 | 13 000 | 8 500 |
| 6311 | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 8 000 |
| 6311 M | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 11 000 |
| 6311N | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 8 000 |
| 6311NR | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 8 000 |
| 6311-2RS1 | 55 | 120 | 29 | 74.1 | 45 | 3 800 | |
| 6311-2RSH | 55 | 120 | 29 | 74.1 | 45 | 3 800 | |
| 6311-2Z | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 6 300 |
| 6311-2ZNR | 55 | 120 | 29 | 74.1 | 45 | 12 000 | 6 300 |
| 6311-RS1 | 55 | 120 | 29 | 74.1 | 45 | 3 800 | |
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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