Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
gothic arch groove profiled track rollers LFR5308-50-2Z, LFR5308-50 KDD, double row, shields on both side
chmotion LFR5308-50-2Z Gothic Arch Track Roller
Heavy-Duty Double-Row Roller with 50mm Shaft & 40mm Bore
Key Advantages
Critical Specifications
Design Features
Industrial Applications
| dS | 50 mm | Linear shaft diameter |
| d | 40 mm | Bore diameter |
| D | 110 mm | Outside diameter |
| B | 46 mm | Inner ring width |
| C | 44 mm | Outer ring width |
| AT | 72.5 mm | Linear shaft center to bore center |
| Da | 101.7 mm | Rolling contact diameter |
| rmin | 1.1 mm | Chamfer dimension |
| Cr | 54000 N | Effective dynamic load rating as track roller (radial) |
| C0r | 40500 N | Effective static load rating as track roller (radial) |
| Pu | 2000 N | Fatigue limit load |
| Fr | 69000 N | Maximum dynamic load rating as track roller (radial) |
| F0r | 81200 N | Maximum static load rating as track roller (radial) |
| ≈m | 1.4 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 | |
| Inner ring with a lubrication hole | Re-lubrication |
| P6 (ABEC-3) | Dimension tolerance | |
| P5 (ABEC-5) | Radial run-out | |
| Normal | Internal radial clearance |
| LFZ40x115A1 | Concentric bolt | |
| LFZ40x115A1 | Eccentric bolt |
| Compliant | RoHS | |
| Compliant | REACH |
| INA | NIKO |
| LFR5308-50 KDD LFR5308-50-2Z | LFR5308-50 2Z |
Bearing tolerances and clearances
