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03:58:04 GMT+0000 (Coordinated Universal Time)
6221-2Z
Deep groove ball bearing
Deep groove ball bearing 62..-2Z, single row, shields, steel sheet metal cage
Replaces
6221.2Z, 6221.2ZR
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 105 mm | Bore diameter |
| D | 190 mm | Outside diameter |
| B | 36 mm | Width |
| Cr | 141,000 N | Basic dynamic load rating, radial |
| C0r | 105,000 N | Basic static load rating, radial |
| Cur | 5,800 N | Fatigue load limit, radial |
| nG | 4,000 1/min | Limiting speed |
| nϑr | 4,650 1/min | Reference speed |
| ≈m | 3.99 kg | Weight |
Mounting dimensions
| da min | 117 mm | Minimum diameter shaft shoulder |
| Da max | 178 mm | Maximum diameter of housing shoulder |
| ra max | 2.1 mm | Maximum fillet radius |
Dimensions
| rmin | 2.1 mm | Minimum chamfer dimension |
| D1 | 163.28 mm | Shoulder diameter outer ring |
| D2 | 168.06 mm | Caliber diameter outer ring |
| d1 | 131.5 mm | Shoulder diameter inner ring |
Temperature range
| Tmin | -20 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| f0 | 14.4 | Calculation factor |
Your current product variant
| Sealing | 2Z | Non-contact shield on both sides |
| Cage | JN | Steel sheet metal |
| Tolerance class | PN | Normal (PN) |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
| Lubricant | GA13 | Ball bearing and insert bearing grease, standard for D>62mm |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Bore type | Z | Cylindrical |
Characteristics
