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Main Dimensions & Performance Data
| d | 30 mm | Bore diameter |
| D | 55 mm | Outside diameter |
| B | 19 mm | Width, inner ring |
| C | 18.5 mm | Width, outer ring |
| Cr | 38,500 N | Basic dynamic load rating, radial |
| C0r | 46,500 N | Basic static load rating, radial |
| Cur | 5,300 N | Fatigue load limit, radial |
| nG | 6,100 1/min | Limiting speed |
| FBR | 15,700 N | Load carrying capacity of snap ring connection |
7,700 N | Maximum axial clamping force | |
| ≈m | 185.3 g | Weight |
Mounting dimensions
| da max | 35 mm | Maximum diameter of shaft shoulder |
| db min | 36 mm | Minimum diameter of shaft shoulder |
| ra max | 1 mm | Maximum fillet radius of shaft |
| Dn | 56.5 mm | Groove diameter at housing |
| ΔDn | 0.19 mm | Upper limit deviation |
Dimensions
| r1, 2 min | 1 mm | Minimum chamfer dimension of inner ring back face |
| D1 | 51.4 mm | Diameter of groove |
| m/2 | 0.75 mm | Width of groove |
| a | 15 mm | Distance between the apexes of the pressure cones |
| d1 | 43.6 mm | Guidance rib diameter of inner ring |
| u | 0.02 mm | Stand out inner to outer ring |
| Δu | 0.05 mm | Upper limit deviation |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 110 °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 |
| Y | 1.4 | Dynamic axial load factor |
| Y0 | 0.77 | Static axial load factor |
Additional information
BR55 | Snap ring |
Your current product variant
| Tolerance class | PN | Normal (ISO 492:2014) |
| Heat treatment | Standard | |
| Number of rolling element rows | 1 | Single-row design |
| Cage | TVP | Cage made of glass-fiber reinforced plastic, window cage |