6312-2RSR
Deep groove ball bearing
Deep groove ball bearing 63..-2RSR, single row, seals, steel sheet metal cage
Replaces
6312.2RS, 6312.2RSR
Description
Metric
Imperial
Main Dimensions & Performance Data
| d | 60 mm | Bore diameter |
| D | 130 mm | Outside diameter |
| B | 31 mm | Width |
| Cr | 89,000 N | Basic dynamic load rating, radial |
| C0r | 52,000 N | Basic static load rating, radial |
| Cur | 3,600 N | Fatigue load limit, radial |
| nG | 3,300 1/min | Limiting speed |
| ≈m | 1.79 kg | Weight |
Mounting dimensions
| da min | 72 mm | Minimum diameter shaft shoulder |
| Da max | 118 mm | Maximum diameter of housing shoulder |
| ra max | 2.1 mm | Maximum fillet radius |
Dimensions
| rmin | 2.1 mm | Minimum chamfer dimension |
| D2 | 113.14 mm | Caliber diameter outer ring |
| d1 | 81.25 mm | Shoulder diameter inner ring |
Temperature range
| Tmin | -20 °C | Operating temperature min. |
| Tmax | 100 °C | Operating temperature max. |
Calculation factors
| f0 | 13.2 | Calculation factor |
Your current product variant
| Sealing | 2RSR | Contact seal 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 |
| Fill factor | Standard | |
| Radial internal clearance | CN | Group N (CN) |
| Bore type | Z | Cylindrical |
Characteristics
