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（I）Inch Tapered Roller Bearings——Inner Diameter 17.426-31.75mm
Provide Professional High-quality Bearings for Over 70 Countries
The Inch Tapered Roller Bearing is designed to handle both radial and axial loads with superior precision. Manufactured from premium-grade steel and heat-treated for enhanced durability, this bearing ensures low friction and smooth rotation, even in high-load applications. Its separable cone and cup structure makes installation and maintenance easier, reducing downtime for heavy-duty vehicles and industrial equipment. Perfect for trucks, trailers, agricultural machines, and construction gear, DSBR inch-series bearings deliver exceptional performance and long service life.
Specification of Inch Tapered Roller Bearings
| Bearing type | Principal dimensions | Basic load ratings | Reference weight(kg) | |||||||
| (mm) | (KN) | (KN) | ||||||||
| d | D | T | B | C | R | r | Cr | Cor | W | |
| LM11749/LM11710 | 17.462 | 39.878 | 13.843 | 14.605 | 10.668 | 1.3 | 1.3 | 22.3 | 22.8 | 0.085 |
| LM11949/LM11910 | 19.05 | 45.237 | 15.494 | 16.637 | 12.065 | 1.3 | 1.3 | 29 | 30.3 | 0.121 |
| 09067/09195 | 19.05 | 49.225 | 18.034 | 19.05 | 14.288 | 1.3 | 1.3 | 37 | 37.5 | 0.18 |
| 09074/09194 | 19.05 | 49.225 | 23.02 | 21.539 | 17462 | 1.5 | 3.5 | 37.5 | 37 | 0.206 |
| LM112748/LM12710 | 21.43 | 45.237 | 15.494 | 16.637 | 12.065 | 1.3 | 1.3 | 29.2 | 33.5 | 0.12 |
| LM12649/LM12610 | 21.43 | 50.005 | 17.526 | 18.288 | 13.97 | 1.3 | 1.3 | 39.2 | 40.9 | 0.171 |
| LM112749/LM12710 | 21.987 | 45.237 | 15.494 | 16.637 | 12.065 | 1.3 | 1.3 | 29.2 | 33.5 | 0.117 |
| 07093/07196 | 23.812 | 50.005 | 13.495 | 14.26 | 9.525 | 1.5 | 1 | 26 | 27.9 | 0.123 |
| L44643/L44610 | 25.4 | 50.292 | 14.224 | 14.732 | 10.668 | 1.3 | 1.3 | 27.6 | 32 | 0.128 |
| M84548/M84510 | 25.4 | 57.15 | 19.431 | 19.431 | 14.732 | 1.5 | 1.5 | 42.5 | 49 | 0.245 |
| 15101/15245 | 25.4 | 62 | 19.05 | 20.638 | 14.288 | 0.8 | 1.3 | 46 | 53 | 0.294 |
| 639297/639154 | 28 | 57.15 | 17.462 | 17.462 | 13.5 | 4 | 1.5 | 41.1 | 47.6 | 0.201 |
| 2689/2631 | 28.575 | 66.421 | 23.812 | 25.433 | 19.05 | 1.3 | 1.3 | 76.5 | 81.8 | 0.412 |
| 02872/02820 | 28.575 | 73.025 | 22.225 | 22.225 | 17.462 | 0.8 | 3.3 | 54.5 | 64.5 | 0.481 |
| L44649/10 | 26.987 | 50.292 | 14.224 | 14.732 | 10.668 | 3.5 | 1.3 | 27.6 | 32 | 0.119 |
| 15106/15250X | 26.987 | 63.5 | 20.638 | 20.638 | 15.875 | 0.8 | 1.5 | 53.8 | 60 | 0.32 |
| L45449/L45410 | 29 | 50.292 | 14.224 | 14.732 | 10.668 | 3.5 | 1.3 | 28.2 | 35.9 | 0.13 |
| M86649/M88610 | 30.162 | 64.292 | 21.433 | 21.433 | 16.67 | 1.5 | 1.5 | 55.2 | 70.7 | 0.332 |
| M88043/M88010 | 30.162 | 68.262 | 22.225 | 22.225 | 17.462 | 2.3 | :1.5 | 56.1 | 71 | 0.398 |
| LM67048/LM67010 | 31.75 | 59.131 | 15.875 | 16.764 | 11.811 | SP | 1.3 | 33.9 | 42.5 | 0.177 |
| 15123/15245 | 31.75 | 62 | 18.161 | 19.05 | 14.288 | SP | 1.3 | 46 | 53 | 0.239 |
| 15126/15245 | 31.75 | 62 | 19.05 | 20.638 | 14.288 | 0.8 | 1.3 | 46 | 53 | 0.257 |
| 15123/15250X | 31.75 | 63.5 | 19.749 | 19.05 | 15.875 | SP | 1.5 | 46 | 53 | 0.27 |
| 02475/02420 | 31.75 | 68.262 | 22.225 | 22.225 | 17.462 | 3.5 | 1.5 | 55 | 64 | 0.375 |
| 02476/02420 | 31.75 | 68.262 | 22.225 | 22.225 | 17.462 | 0.8 | 1.5 | 55 | 64 | 0.379 |
| 2580/2520 | 31.75 | 66.421 | 25.4 | 25.357 | 20.638 | 0.8 | 3.3 | 77.5 | 94.4 | 0.39 |
| 2580/2523 | 31.75 | 69.85 | 23.812 | 25.357 | 19.05 | 0.8 | 1.3 | 71 | 84 | 0.451 |
| 14125A/14276 | 31.75 | 69.012 | 19.845 | 19583 | 15.875 | 3.5 | 1.3 | 47 | 56 | 0.354 |
| HM88542/HM88510 | 31.75 | 73.025 | 29.37 | 27.783 | 23.02 | 1.3 | 3.3 | 74 | 100 | 0.621 |
Diagram of Inch Tapered Roller Bearings
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