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Technical Specification 
The JL69349/JL69310 tapered roller bearing delivers high performance in automotive wheel hubs, trailers, and agricultural equipment. Its inch-series design supports combined radial and axial loads with superior efficiency. Made from high-grade bearing steel and heat-treated for durability, it resists wear, fatigue, and deformation under challenging conditions. The bearing’s precision-ground raceways ensure smooth operation, while its separable design simplifies replacement and maintenance. Manufactured under DSBR’s rigorous production standards, this bearing ensures global compatibility for OEMs and aftermarket customers. Reliable, durable, and cost-effective, it is a proven choice for diverse industries.
Technical Specification 
| Technical Specifications | |
| Type | Tapered Roller Bearing |
| Bore Type | Round |
| Material | Case Carburized Steel |
| Style | Cone & Cup |
| Precision Rating | Class K |
| Cone Number | JL69349 |
| Cup Number | JL69310 |
| Configuration | One |
| Lubrication | w/o Oil Hole |
| e (Axial Load Factor) | 0.42 |
| Y2 (Axial Load Factor) | 1.44 |
| Y0 (Axial Load Factor) | 0.79 |
| Static Load Rating | 11800 lbf 52500 N 52.50 kN |
| Dynamic Load Rating | 8650 lbf 38500 N 38.50 kN |
| Enclosure | Open |
| Weight | 0.437 lb 0.198 kg |
| Operating Temperature Range | -40 to 250 °F -40 to 120 °C |
| Dimensional Specifications | |
| B | 1.4961 in 38.000 mm |
| D | 2.4803 in 63.000 mm |
| Wo | 0.5315 in 13.500 mm |
| Wi | 0.6693 in 17.000 mm |
| W | 0.6693 in 17.000 mm |
| r | 0.0600 in 1.500 mm |
| a (Effective Load Center) | -0.0900 in -2.300 mm |
| U | 1.93 in 49.0 mm |
| V | 1.67 in 42.5 mm |
| X | 2.36 in 60.0 mm |
| Z | 2.20 in 56.0 mm |
