Bearing tolerances and clearances
- Tolerances: Normal, Other,
- Radial Internal clearance: Needle roller bearing
Support roller (Yoke type track roller), full complement cylindrical roller set, NNTR110X260X115-2ZL, NNTR 55x140x70.2ZL, RSU 110-260
D | 260 mm | Outside diameter |
d | 110 mm | Bore diameter |
B | 115 mm | Width inner ring |
C | 113 mm | Width outer ring |
d1 | 143 mm | Outside diameter flange ring |
r min | 4 mm | Chamfer dimension outer ring |
r1 min | 2.5 mm | Chamfer dimension inner ring |
C | 670 kN | Basic dynamic load rating |
C0 | 1050 kN | Basic static load rating |
Pu | 143 kN | Fatigue load limit |
Fr | 820 kN | Maximum dynamic radial load |
F0r | 1050 kN | Maximum static radial load |
nD G | 300 r/min | Limiting speed |
≈m | 35.6 kg | Weight |
-30 ºC to +120 ºC | Temperature range °C | |
-22 ºF to +250 ºF | Temperature range °F |
Crowned | Outer ring profile | |
Cylindrical rollers | Rolling elements | |
2 | Number of rows | |
With | Axial guidance of outer ring | |
GCr15 (52100, 100Cr6) | Ring and roller material | |
Without cage | Cage material | |
Lamellar | Sealing type | |
Lithium Soap Grease NLGI #2 | Grease | |
With | Re-lubrication |
P0(ABEC-1) | Tolerance class | |
Between C2 and CN | Radial internal clearance |
SKF | INA | CR |
NNTR 55x140x70.2ZL | NNTR110X260X115-2ZL | RSU 110-260 |
Bearing tolerances and clearances