The CRSB-52 Track Roller Bearing is a heavy-duty, stud-type needle roller track roller bearing. Designed for applications involving rolling contact with tracks, cams, and guide surfaces, it features a thick-walled outer ring that provides high load-carrying capacity while minimizing deformation under heavy loads.
| Parameter | Specification |
|---|---|
| Model | CRSB-52 |
| Brand | As per request |
| Bearing Type | Stud-Type Needle Roller Track Roller |
| Roller Diameter | 3.25 in (82.55 mm) |
| Roller Width | 1.75 in (44.45 mm) |
| Stud Diameter | 1.25 in (31.75 mm) |
| Stud Length | 2.5 in (63.5 mm) |
| Thread Size | 1-1/4-12 |
| Construction | Full-complement needle rollers |
| Sealing | Sealed |
| Roller Material | Bearing Steel |
| Maximum Speed | Approximately 990 rpm, grease lubrication |







| Metric Bearing No. | d (mm) | D (mm) | T (mm) | B (mm) | C (mm) | R (mm) | r (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| 33012 | 60.000 | 95.000 | 27.000 | 26.000 | 21.000 | 1.5 | 1.5 | 0.666 |
| 33013 | 65.000 | 100.000 | 27.000 | 27.000 | 21.000 | 1.5 | 1.5 | 0.740 |
| 33016 | 80.000 | 125.000 | 36.000 | 36.000 | 29.500 | 1.5 | 1.5 | 1.615 |
| 33019 | 95.000 | 145.000 | 39.000 | 39.000 | 32.500 | 2.0 | 2.0 | 2.260 |
| 33021 | 105.000 | 160.000 | 43.000 | 43.000 | 34.000 | 2.5 | 2.0 | 2.980 |
| 33108 | 40.000 | 75.000 | 26.000 | 26.000 | 20.500 | 1.5 | 1.5 | 0.484 |
| 33109 | 45.000 | 80.000 | 26.000 | 26.000 | 20.500 | 1.5 | 1.5 | 0.536 |
| 33110 | 50.000 | 85.000 | 26.000 | 26.000 | 20.000 | 1.5 | 1.5 | 0.595 |
| 33113 | 65.000 | 110.000 | 34.000 | 34.000 | 26.500 | 1.5 | 1.5 | 1.300 |
| 33116 | 80.000 | 130.000 | 37.000 | 37.000 | 29.000 | 2.0 | 1.5 | 1.864 |
| 33118 | 90.000 | 150.000 | 45.000 | 45.000 | 35.000 | 2.5 | 2.0 | 3.130 |
For purchasing the CRSB-52 Track Roller Bearing, contact our professional team:
Email: sales@transmission-chain.com
WhatsApp: 008615006175975