Detailed description

| Part Number | YRT50-C |
| Mounting | screw |
| Bearing Type | Axial/radial bearings, double direction, YRT |
| Manufacturer Part Code | YRT 50 |
| Series | YRT = For standard applications with low speeds and small operating durations |
| Alias | Super Precision Bearings for Rotary Tables |
| m Weight [kg] | 1.6 |
| Reference From | INA YRT50-C |
| Main Dimensions | |
| d φ Inside [inch] | 1.969 |
| d tolerance [mm] | 0 -0.008 |
| D Φ Outside [inch] | 4.961 |
| D tolerance [mm] | 0 -0.011 |
| H High [inch] | 1.181 |
| H1 [inch] | 0.787 |
| H2 [inch] | 0.394 |
| C [inch] | 0.394 |
| D1 [inch] | 4.134 |
| J [inch] | 2.480 |
| J1 [inch] | 4.567 |
| Performance | |
| Cr Dynamic Radial [lbf] | 6379 |
| C0r Static Radial [lbf] | 11102 |
| Ca Dynamic Axial [lbf] | 12575 |
| C0a Static Axial [lbf] | 62928 |
| nG Limiting speed (oil) [r/min] | 432 |
| Operating temperature - T(min) [°C] | -30 |
| Operating temperature - T(max) [°C] | 120 |
| Mounting dimensions | |
| d1 Fixing screws (Inner ring) [inch] | 0.220 |
| Fixing holes Inner ring Quantity | 10 |
| d3 Fixing screws (Outer ring) [inch] | 0.220 |
| Fixing holes Outer ring Quantity | 12 |
| n Pitch quantity | 12 |
| t Pitch separation angle [°] | 30 |
| t1 Axial and radial runout [µm] | 2 |
| MA Screw tightening torque [Nm] | 8.5 |
| MR Bearing friction torque [Nm] | 2.5 |
| Additional information | |
| CaL Rigidity of bearing position (axial) [kN/µm] | 1.3 |
| CrL Rigidity of bearing position (radial) [kN/µm] | 1.1 |
| CkL Rigidity of bearing position (Tilting rigidity) [kNm/mrad] | 1.25 |
| CaL Rigidity of bolling element set (axial) [kN/µm] | 6.2 |
| CrL Rigidity of bolling element set (radial) [kN/µm] | 1.5 |
| CkL Rigidity of bolling element set (Tilting rigidity) [kNm/mrad] | 5.9 |















