WBB1-8710 SKF 21x15x3.5mm Basic static load rating C0 0.29 kN Deep groove ball bearings


Bearing number | WBB1-8710 |
Size (mm) | 21x15x3.5 |
Brand | SKF |
Bore Diameter (mm) | 21 |
Outer Diameter (mm) | 15 |
Width (mm) | 3.5 |
d | 15 mm |
D | 21 mm |
B | 3.5 mm |
d1 | 16.9 mm |
D1 | 19.1 mm |
r1,2 – min. | 0.15 mm |
da – min. | 16 mm |
da – max. | 16.5 mm |
Da – max. | 20 mm |
ra – max. | 0.15 mm |
Basic dynamic load rating – C | 0.527 kN |
Basic static load rating – C0 | 0.29 kN |
Fatigue load limit – Pu | 0.012 kN |
Reference speed | 67000 r/min |
Limiting speed | 40000 r/min |
Calculation factor – kr | 0.015 |
Calculation factor – f0 | 8.4 |
d1 ≈ | 16.9 mm |
D1 ≈ | 19.1 mm |
r1,2 min. | 0.15 mm |
da min. | 16 mm |
Da max. | 20 mm |
ra max. | 0.15 mm |
Basic dynamic load rating C | 0.527 kN |
Basic static load rating C0 | 0.29 kN |
Fatigue load limit Pu | 0.012 kN |
Calculation factor kr | 0.015 |
Calculation factor f0 | 8.4 |
Mass bearing | 0.0031 kg |
Detailed Parameters
parameter:
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