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Technical Specification 
_20250822173905.webp "2523 Inch Tapered Roller Bearings")
The 2580/2523 tapered roller bearing is engineered for heavy-duty performance in construction equipment, trucks, and agricultural machinery. Designed to manage high axial and radial loads, it ensures stable and efficient performance even under tough operating conditions. Manufactured from high-quality steel, it provides outstanding resistance to fatigue and wear. The advanced roller profile reduces friction, extending bearing life while maintaining smooth operation. With its inch-series compatibility, the 2580/2523 is suitable for global OEM and aftermarket use. DSBR guarantees consistent precision and durability, making this bearing an excellent choice for demanding industrial applications.
Technical Specification 
| Technical Specifications | |
| Type | Tapered Roller Bearing |
| Bore Type | Round |
| Material | Case Carburized Steel |
| Limiting Speed - Grease | 5700 RPM |
| Style | Cone & Cup |
| Precision Rating | Not Available |
| Cone Number | 2580 |
| Cup Number | 2523 |
| Configuration | One |
| Lubrication | w/o Oil Hole |
| e (Axial Load Factor) | 0.27 |
| Y2 (Axial Load Factor) | 2.19 |
| Static Load Rating | 18322 lbf 81500 N 81.50 kN |
| Dynamic Load Rating | 15512 lbf 69000 N 69.00 kN |
| Enclosure | Open |
| Weight | 0.990 lb 0.450 kg |
| Operating Temperature Range | -40 to 250°F -40 to 120°C |
| Dimensional Specifications | |
| B | 1.2500 in 31.750 mm |
| D | 2.7500 in 69.850 mm |
| Wo | 0.7500 in 19.050 mm |
| Wi | 0.9983 in 25.357 mm |
| W | 0.9375 in 23.812 mm |
| r | 0.0500 in 1.300 mm |
| R | 0.03 in 0.8 mm |
| a (Effective Load Center) | -0.3600 in -9.100 mm |
| U | 1.52 in 38.5 mm |
| V | 1.48 in 37.5 mm |
| X | 2.52 in 64.0 mm |
| Z | 2.40 in 61.0 mm |
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