SKF Support rollers without flange rings, with an inner ring
Various part numbers in stock, welcome inquiry. Fast shipment within 2-3 working days.

| Designation | Principal dimensions | Basic load ratings | Maximum radial loads | |||||
| dynamic | static | dynamic | static | |||||
| D[mm] | d[mm] | C[mm] | B[mm] | C[kN] | C0[kN] | Frmax.[kN] | F0rmax.[kN] | |
| STO 17 X | 40 | 17 | 15.8 | 16 | 14.2 | 17.6 | 12 | 17.3 |
| STO 20 | 47 | 20 | 15.8 | 16 | 16.1 | 21.2 | 18.6 | 26.5 |
| STO 20 X | 47 | 20 | 15.8 | 16 | 16.1 | 21.2 | 18.6 | 26.5 |
| STO 25 | 52 | 25 | 15.8 | 16 | 16.5 | 22.8 | 18 | 26 |
| STO 25 X | 52 | 25 | 15.8 | 16 | 16.5 | 22.8 | 18 | 26 |
| STO 30 | 62 | 30 | 19.8 | 20 | 22.9 | 34.5 | 23.6 | 33.5 |
| STO 30 X | 62 | 30 | 19.8 | 20 | 22.9 | 34.5 | 23.6 | 33.5 |
| STO 35 | 72 | 35 | 19.8 | 20 | 24.6 | 39 | 36 | 51 |
| STO 35 X | 72 | 35 | 19.8 | 20 | 24.6 | 39 | 36 | 51 |
| STO 40 | 80 | 40 | 19.8 | 20 | 23.8 | 39 | 34.5 | 49 |
| STO 40 X | 80 | 40 | 19.8 | 20 | 23.8 | 39 | 34.5 | 49 |
| STO 6 TN | 19 | 6 | 9.8 | 10 | 3.74 | 4.5 | 4.25 | 6.1 |
| STO 6 XTN | 19 | 6 | 9.8 | 10 | 3.74 | 4.5 | 4.25 | 6.1 |
| STO 8 TN | 24 | 8 | 9.8 | 10 | 4.13 | 5.4 | 7.5 | 10.8 |
| STO 8 XTN | 24 | 8 | 9.8 | 10 | 4.13 | 5.4 | 7.5 | 10.8 |
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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