Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
gothic arch groove profiled track rollers LFR5201-20-2Z, double row, shields on both side
| dS | 20 mm | Linear shaft diameter |
| d | 12 mm | Bore diameter |
| D | 35 mm | Outside diameter |
| B | 15.9 mm | Inner ring width |
| C | 15.9 mm | Outer ring width |
| AT | 25.65 mm | Linear shaft center to bore center |
| rmin | 0.6 mm | Chamfer dimension |
| Cr | 8300 N | Effective dynamic load rating as track roller (radial) |
| C0r | 5000 N | Effective static load rating as track roller (radial) |
| Pu | 250 N | Fatigue limit load |
| Fr | 4500 N | Maximum dynamic load rating as track roller (radial) |
| F0r | 8300 N | Maximum static load rating as track roller (radial) |
| ≈m | 0.08 kg | Weight |
| 52100 | 100Cr6 | GCr15 | Ring and ball material | |
| Nylon 66 | Retainer material | |
| Shields | Sealing solution | |
| Kyodo Yushi Multemp SRL | Grease | |
| -30ºC to +120ºC | Temperature range °C | |
| -22ºF to +250ºF | Temperature range °F | |
| N/A | Re-lubrication |
| P6 (ABEC-3) | Dimension tolerance | |
| P5 (ABEC-5) | Radial run-out | |
| Normal | Internal radial clearance |
| N/A | Concentric bolt | |
| N/A | Eccentric bolt |
| Compliant | RoHS | |
| Compliant | REACH |
Bearing tolerances and clearances
