Inch series radial spherical plain bearings, maintenance-free, sliding contact surface hard chromium/PTFE fabric, sealed, ANSI/ABMA Std. 22.2-1988
| Requiring maintenance | Maintenance | |
| Hard chromium/PTFE fabric | Sliding contact surface | |
| Lip seals | Sealing | |
| Bearing steel | Material, inner ring | |
| Bearing steel | Material, outer ring |
| d | 88.9 mm | Bore diameter |
| D | 139.7 mm | Outside diameter |
| B | 77.775 mm | Width inner ring |
| C | 66.675 mm | Width outer ring |
| dk | 128 mm | Ball diameter |
| a | 6 ° | Tilt angle |
| d2 | 101.6 mm | Connection measure Inner ring |
| r1 | 1 mm | Chamfer dimension |
| r2 | 1 mm | Chamfer dimension |
| Cr | 680 kN | Basic dynamic load rating, radial |
| C0r | 2040 kN | Basic static load rating, radial |
| ≈m | 4.8 kg | Weight |
| da min | 94.6 mm | Connection measure inner ring, min. |
| da max | 101.7 mm | Connection measure inner ring, max. |
| Da min | 122.8 mm | Housing connection diameter, min. |
| Da max | 133.8 mm | Housing Shoulder diameter, max. |
| ra min | 1 mm | Fillet radius shaft, min |
| rb max | 1 mm | Fillet radius housing, max. |
| Max. | 0.072 mm | Radial clearance |
| dUT | -0.0203 mm | Bore diameter,lower tolerance |
| DUT | -0.0254 mm | Outside diameter,lower tolerance |
| BUT | -0.127 mm | Inner ring width,lower tolerance |
| CUT | -0.127 mm | Outer ring width, lower tolerance |
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 130 °C | Operating temperature max. |
| SKF | RBC | IKO | LS |
| GEZ308TXE-2RS | B56-LNMSS | SBB 56-2RS | GEZ88ETL-2RS |
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