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Technical Specification 
The JHM720249/JHM720210 tapered roller bearing is a robust inch-series bearing designed to handle extreme radial and axial loads. This product is widely used in industrial machinery, mining equipment, and heavy-duty vehicles. DSBR utilizes advanced grinding technology, strict dimensional accuracy standards, and high-strength bearing steel to ensure long service life. With efficient production capacity and strict ISO-certified processes, DSBR offers competitive pricing and customizable supply solutions for global OEM and aftermarket customers.
Technical Specification 
| Technical Specifications | |
| Type | Tapered Roller Bearing |
| Bore Type | Round |
| Material | Case Carburized Steel |
| Style | Cone & Cup |
| Precision Rating | Class N |
| Cone Number | JHM720249 |
| Cup Number | JHM720210 |
| Configuration | One |
| Lubrication | w/o Oil Hole |
| e (Axial Load Factor) | 0.47 |
| Y2 (Axial Load Factor) | 1.28 |
| Static Load Rating | 93500 lbf 415000 N 415.00 kN |
| Dynamic Load Rating | 57500 lbf 255000 N 255.00 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 °F -40 to 120 °C |
| Dimensional Specifications | |
| B | 3.9370 in 100.000 mm |
| D | 6.2992 in 160.000 mm |
| Wo | 1.2598 in 32.000 mm |
| Wi | 1.5748 in 40.000 mm |
| W | 1.6142 in 41.000 mm |
| r | 0.1000 in 2.500 mm |
| R | 0.12 in 3.0 mm |
| a (Effective Load Center) | -0.1000 in -2.500 mm |
| U | 4.61 in 117.0 mm |
| V | 4.29 in 109.0 mm |
| X | 5.87 in 149.0 mm |
| Z | 5.51 in 140.0 mm |
