| Bearing number |
71813 CD/P4 |
| Size (mm) |
85x65x10 |
| Bore Diameter (mm) |
85 |
| Outer Diameter (mm) |
65 |
| Width (mm) |
10 |
| d |
65 mm |
| D |
85 mm |
| B |
10 mm |
| d1 |
71.7 mm |
| d2 |
71.7 mm |
| D1 |
78.5 mm |
| r1,2 - min. |
0.6 mm |
| r3,4 - min. |
0.3 mm |
| a |
15.1 mm |
| da - min. |
68.2 mm |
| db - min. |
68.2 mm |
| Da - max. |
81.8 mm |
| Db - max. |
83 mm |
| ra - max. |
0.6 mm |
| rb - max. |
0.3 mm |
| dn |
72.4 mm |
| Basic dynamic load rating - C |
13.5 kN |
| Basic static load rating - C0 |
14.6 kN |
| Fatigue load limit - Pu |
0.63 kN |
| Limiting speed for grease lubrication |
15000 r/min |
| Limiting speed for oil lubrication |
22000 mm/min |
| Ball - Dw |
5.556 mm |
| Ball - z |
29 |
| Gref |
1.3 cm3 |
| Calculation factor - f0 |
17.1 |
| Preload class A - GA |
71 N |
| Preload class B - GB |
215 N |
| Preload class C - GC |
430 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.09 |
| Calculation factor - f2C |
1.16 |
| Calculation factor - fHC |
1 |
| Preload class A |
61 N/micron |
| Preload class B |
105 N/micron |
| Preload class C |
155 N/micron |
| r1,2 min. |
0.6 mm |
| r3,4 min. |
0.3 mm |
| da min. |
68.2 mm |
| db min. |
68.2 mm |
| Da max. |
81.8 mm |
| Db max. |
83 mm |
| ra max. |
0.6 mm |
| rb max. |
0.3 mm |
| Basic dynamic load rating C |
13.5 kN |
| Basic static load rating C0 |
14.6 kN |
| Fatigue load limit Pu |
0.63 kN |
| Attainable speed for grease lubrication |
15000 r/min |
| Attainable speed for oil-air lubrication |
22000 r/min |
| Ball diameter Dw |
5.556 mm |
| Number of balls z |
29 |
| Reference grease quantity Gref |
1.3 cm³ |
| Preload class A GA |
71 N |
| Static axial stiffness, preload class A |
61 N/µm |
| Preload class B GB |
215 N |
| Static axial stiffness, preload class B |
105 N/µm |
| Preload class C GC |
430 N |
| Static axial stiffness, preload class C |
155 N/µm |
| Calculation factor f |
1.28 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.09 |
| Calculation factor f2C |
1.16 |
| Calculation factor fHC |
1 |
| Calculation factor f0 |
17.1 |
| Mass bearing |
0.13 kg |