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Technical Specification 
The L45449/L45410 tapered roller bearing set is designed for reliability and long service life in automotive and light industrial equipment. With its inch-series design, it is widely applied in wheel hubs, gearboxes, and trailer systems. Made from premium bearing steel and treated with advanced hardening processes, this bearing provides excellent wear resistance and load-handling ability. Its tapered structure ensures efficient distribution of radial and axial loads, while the separable design simplifies assembly and service. DSBR’s advanced production technology ensures each bearing meets OEM-level precision, making it the trusted choice for distributors and end-users worldwide.
Technical Specification 
| Technical Specifications | |
| Type | Tapered Roller Bearing |
| Tapered Roller Bearing | Round |
| Bore Type | Case Carburized Steel |
| Round | 7200 RPM |
| Material | Cone & Cup |
| Case Carburized Steel | Not Available |
| Limiting Speed - Grease | L45499 |
| 7200 RPM | L45410 |
| Style | One |
| Cone & Cup | w/o Oil Hole |
| Precision Rating | 0.37 |
| Not Available | 1.62 |
| Cone Number | 0.89 |
| L45499 | 7981 lbf 35500 N 35.50 kN |
| Cup Number | 6295 lbf 28000 N 28.00 kN |
| L45410 | Open |
| Configuration | 0.249 lb 0.110 kg |
| One | -40 to 250 ºF -40 to 120 ºC |
| Dimensional Specifications | |
| B | 1.1420 in 29.000 mm |
| D | 1.9800 in 50.292 mm |
| Wo | 0.4200 in 10.668 mm |
| Wi | 0.5800 in 14.732 mm |
| W | 0.5600 in 14.224 mm |
| r | 0.0500 in 1.300 mm |
| R | 0.14 in 3.5 mm |
| a (Effective Load Center) | -0.1400 in -3.500 mm |
| U | 1.56 in 39.5 mm |
| V | 1.30 in 33.0 mm |
| X | 1.89 in 48.0 mm |
| Z | 1.75 in 44.5 mm |
.webp "L44643/L44610 Inch Tapered Roller Bearings Provide Professional High-quality Bearings for Over 70 Countries")
