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SNR 7204CG1UJ74 Super Pricision Single Row Angular Contact Ball Bearing 20x47x14mm
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| d - Inside diameter | = | 20mm |
| D - Outside diameter | = | 47mm |
| B - Width | = | 14mm |
| d1 - Inner ring outside diameter | = | 28.5mm |
| D1 - Inner ring inside diameter | = | 38.55mm |
| D2 - Inner ring inside diameter | = | 42.19mm |
| a - Charge load application point | = | 11mm |
| Contact angle | = | 15 degrees |
| rs min - Minimum fillet radius | = | 1mm |
| r1s min - Minimum fillet radius | = | 0.6mm |
| Precision class | = | P4 |
| C - Dynamic load rating | = | 15.5 kN |
| C0 - Static load rating | = | 8.9 kN |
| Cu - Fatigue load limit | = | 0.48 kN |
| f0 - Coefficient | = | 13.268 |
| Axial displacement K factor | = | 1.74 |
| Preload level | = | 7 |
| Preload value | = | 85 N |
| Axial rigidity | = | 39 N/ym |
| Radial rigidity | = | 210 N/ym |
| N Lim - Oil limiting speed | = | 49000 tr/min |
| N Lim - Grease limiting speed | = | 31000 tr/min |
| BPFO - Outer ring over rolling frequency (60 RPM) | = | 4.241 Hz |
| BPFI - Inner ring over rolling frequency (60 RPM) | = | 6.759 Hz |
| BSF - Rolling element over rolling frequency (60 RPM) | = | 3.999 Hz |
| BRF - Rolling element rotational frequency (60 RPM) | = | 2 Hz |
| FTF - Cage rotational frequency (60 RPM) | = | 0.386 Hz |
| da min - Inner ring minimum shoulder diameter | = | 25.5mm |
| db min - Inner ring minimum shoulder diameter | = | 25.5mm |
| Da max - Outer ring maximum shoulder diameter | = | 41.5mm |
| Db max - Outer ring maximum shoulder diameter | = | 41.5mm |
| r1a max - Maximum fillet radius | = | 0.6mm |
| ra max - Maximum shaft & housing fillet radius | = | 1mm |
| Tmin - Minimum operating temperature | = | -30 Deg C |
| Tmax - Maximum operating temperature | = | +120 Deg C |
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