SNR
Angular contact ball bearings 3304AC3
Bearing SNR 3304AC3, Ø20×52×22.2 mm. Request a quote — worldwide shipping.
Type Angular contact ball bearings
Dimensions
Ø 20 × 52 × 22,2 mm
d20Bore Ø (mm)
×
D52Outer Ø (mm)
×
B22,2Width (mm)
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In stock
Technical specifications
| Brand | SNR |
| d - Internal diameter | 20 mm |
| D - External diameter | 52 mm |
| B - Bearing/Inner ring width | 22,2 mm |
| d1 - External diameter inner ring | 30 mm |
| D1 - Inner diameter outer ring | 45 mm |
| a - Charge load application point | 26,4 mm |
| α - Contact angle | 25 ° |
| rs - Min fillet radius | 1,1 mm |
| Radial clearance class | C3 |
| Precision class | P0 |
| Mass | 0,208 kg |
| C - Dynamic load | 22900000 mN |
| C0 - Static load | 15100000 mN |
| Cu - Fatigue limit load | 950000 mN |
| f0 - Coefficient | 13.6 |
| N ref - Reference thermal speed | 54600 °/s |
| N lim - Mechanical Limit Speed | 78000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| BPFO - Over rolling frequency on outer ring (60 rpm) | 3,145 Hz |
| BPFI - Over rolling frequency on inner (60 rpm) | 4,855 Hz |
| BSF - Over rolling frequency on rolling element (60 rpm) | 4,044 Hz |
| BRF - Rotational frequency – rolling element (60 rpm) | 2,022 Hz |
| FTF - Rotational frequency - cage (60 rpm) | 0,393 Hz |
| da min - Min shoulder diameter IR | 26,5 mm |
| Da max - Max shoulder diameter OR | 45,5 mm |
| ra max - Max shaft & housing fillet radius | 1 mm |
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SNR 3304AC3