Angular contact spherical plain bearing, requiring maintenance, sliding contact surface: steel/steel, inch series, open design
Angular contact spherical plain bearings are designed to accommodate combined radial and axial loads. Single bearings can accommodate axial loads acting in one direction.
| Requiring maintenance | Maintenance | |
| Steel/Steel | Sliding contact surface | |
| Bearing steel | Material, inner ring | |
| Bearing steel | Material, outer ring |
| d | 31.75 mm | Bore diameter |
| D | 50.8 mm | Outside diameter |
| T | 18.8 mm | Width |
| B | 17.78 mm | Width inner ring |
| C | 13.97 mm | Width outer ring |
| dk | 45.59 mm | Ball diameter |
| a | 6 ° | Tilt angle |
| D1 | 35.31 mm | Inner diameter of housing washer |
| S | 3.56 mm | Plane surface spacing |
| A | 5.94 mm | Distance lubrication bore |
| r1 | 2 mm | Chamfer dimension |
| r2 | 2 mm | Chamfer dimension |
| Cr | 35.586 kN | Basic dynamic load rating, radial |
| C0r | 142.342 | Basic static load rating, radial |
| Ca | 39.589 kN | Basic dynamic load rating, axial |
| C0a | 157.466 kN | Basic static load rating, axial |
| ≈m | 0.159 kg | Weight |
| da max | 43.4 mm | Connection measure inner ring, max. |
| rb max | 2 mm | Fillet radius housing, max. |
| db max | 35.3 mm | Connection measure large inner ring side face.max. |
| ra max | 2 mm | Fillet radius shaft, housing,max |
| dUT | -0.0127 mm | Bore diameter,lower tolerance |
| DUT | -0.0127 mm | Outside diameter,lower tolerance |
| BUT | -0.127 mm | Inner ring width,lower tolerance |
| CUT | -0.127 mm | Outer ring width, lower tolerance |
| TUT | -0.635 mm | Height, lower, lower tolerance |
| Tmin | -50 °C | Operating temperature min. |
| Tmax | 150 °C | Operating temperature max. |
| SKF | INA | RBC | AURORA(TIMKEN) | TORRINGTON(TIMKEN) | LS |
| GAZ104SA | GE31ZSX | B20SA | GACZ024S | 12SBT20 | GACZ31S |
