2308-M
Self-aligning ball bearing
Self-aligning ball bearing 23..-M, solid brass cage
Replaces
2308M
Description
Metric
Imperial
Main Dimensions & Performance Data
| d | 40 mm | Bore diameter |
| D | 90 mm | Outside diameter |
| B | 33 mm | Width |
| Cr | 46,000 N | Basic dynamic load rating, radial |
| C0r | 13,500 N | Basic static load rating, radial |
| Cur | 860 N | Fatigue load limit, radial |
| nG | 11,900 1/min | Limiting speed |
| nϑr | 8,700 1/min | Reference speed |
| ≈m | 1.005 kg | Weight |
Mounting dimensions
| da min | 49 mm | Minimum diameter shaft shoulder |
| Da max | 81 mm | Maximum diameter of housing shoulder |
| ra max | 1.5 mm | Maximum fillet radius |
Dimensions
| rmin | 1.5 mm | Minimum chamfer dimension |
| D1 | 74.5 mm | Shoulder diameter outer ring |
| d1 | 53.7 mm | Shoulder diameter inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |
Calculation factors
| e | 0.43 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 1.46 | Dynamic axial load factor |
| Y2 | 2.25 | Dynamic axial load factor |
| Y0 | 1.52 | Static axial load factor |
Your current product variant
| Lubricant | without | Bearing not greased |
| Sealing | without | not sealed |
| Cage | M | solid brass cage, ball guided |
| Tolerance class | PN | Normal (PN) |
| Radial internal clearance | CN | Group N (CN) |
| Bore type | Z | Cylindrical |
Characteristics
