Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
Yoke track roller (Cam roller) LR207-2RS, single row, seals on both side, cylindrical running surface
Cylindrical running surface | Design |
d | 35 mm | Bore diameter |
D | 80 mm | Outside diameter |
B | 17 mm | Roller width |
R | cylindrical | Outer ring profile |
rmin | 1.1 mm | Chamfer dimension |
C | 22.1 kN | Basic dynamic load rating |
C0 | 11.8 kN | Basic static load rating |
Pu | 0.5 kN | Fatigue load limit |
Fr | 12.9 kN | Maximum dynamic radial load |
F0r | 18.3 | Maximum static radial load |
nD G | 4500 r/min | Limiting Speed |
≈m | 0.4 kg | Weight |
Gr | 0.005~0.024 mm | Radial clearance (mm) |
P6 (ABEC-3) | Dimensional tolerances | |
P6 (ABEC-3) | Radial run-out |
100Cr6 | 52100 | GCr15 | Ring and ball material | |
Nylon (PA66) | Retainer material | |
Seals | Sealing solution | |
Shell Alvania EP2 | Grease | |
-20°C to +120°C | Temperature range °C | |
-4°F to +248°F | Temperature range °F |
INA | NSK |
LR207 NPP LR 207-X-2RS | LZ6207-2RSR |
Bearing tolerances and clearances