Bearing tolerances and clearances
- Tolerances: Normal, Other, Inch cam yoke roller
- Radial Internal clearance: Needle roller bearing
Recommended Shaft Diameters:
- Tolerances: Inch cam yoke roller
Inch yoke type track roller (cam yoke roller), full complement needle roller, with axial guidance, with axial plain washer, crowned outer profile, CCYR 2 3/4 S, YR-2 3/4XC, YCRSC-44
| D | 69.85 mm | Outside diameter |
| d | 19.05 mm | Bore diameter |
| B | 39.6875 mm | Width overall |
| C | 38.1 mm | Roller width |
| R | 762 mm | Radius of outer ring outside profile |
| d1 | 42.9 mm | Outside diameter flange ring |
| Cr | 52 kN | Track roller dynamic load rating |
| C0r | 119 kN | Track roller static load rating |
| nD G | 1050 r/min | Limiting Speed |
| ≈m | 1.02 kg | Weight |
| Crowned | Profile outer ring | |
| Needle rollers | Rolling elements | |
| 1 | Number of rows | |
| With | Axial guidance | |
| GCr15 ( 52100, 100Cr6) | Ring and roller material | |
| Axial plain washers | Sealing type | |
| Lithium Soap Grease NLGI #2 | Grease |
| -30ºC to +120ºC | Temperature range °C | |
| -22ºF to +250ºF | Temperature range °F |
| P0(ABEC-1) | Tolerance class | |
| Between C2 and CN | Radial internal clearance |
| McGill | Smith | Torrington・NSK | RBC | INA | IKO | NTN |
| CCYR 2 3/4 S | YR-2 3/4XC | YCRSC-44 | CY88L | RF-44-PPY | CRY44 VUUR | NACV44LL/3AS |
Bearing tolerances and clearances
Recommended Shaft Diameters:
