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Technical Specification 
The LM29749/10 tapered roller bearing is engineered for high strength and long-lasting reliability in automotive and industrial applications. Its inch-series design ensures excellent compatibility for axles, hubs, and trailers. Built with high-quality bearing steel and precision-ground raceways, it provides superior load distribution and resistance to wear and fatigue. The bearing’s separable design simplifies servicing and reduces operational costs. DSBR’s advanced factory capabilities and global quality assurance guarantee reliable supply and performance consistency, making this model highly suitable for both OEMs and aftermarket distributors.
Technical Specification 
| Specifications | |
| Series | LM29700 |
| Cone Part Number | LM29749 |
| Cup Part Number | LM29710 |
| Design Unit | Inch |
| Cage Material | Stamped Steel |
| Related Assembly Number(s) | LM29749-90021 LM29749-902A6 |
| Dimensions | |
| d - Bore | 1 1/2 in 38.10 mm |
| D - Cup Outer Diameter | 2.5625 in 65.088 mm |
| B - Cone Width | 0.7200 in 18.288 mm |
| C - Cup Width | 0.5500 in 13.970 mm |
| T - Bearing Width | 0.71 in 18.034 mm |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius1 | 0.09 in 2.290 mm |
| r - Cup Backface "To Clear" Radius2 | 0.050 in 1.27 mm |
| da - Cone Frontface Backing Diameter | 1.67 in 42.5 mm |
| db - Cone Backface Backing Diameter | 1.83 in 46.5 mm |
| Da - Cup Frontface Backing Diameter | 2.46 in 62.00 mm |
| Db - Cup Backface Backing Diameter | 2.32 in 58.93 mm |
| Ab - Cage-Cone Frontface Clearance | 0.07 in 1.8 mm |
| Aa - Cage-Cone Backface Clearance | 0.01 in 0.3 mm |
| a - Effective Center Location3 | -0.16 in -4.1 mm |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 2830 lbf 12600 N |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 10900 lbf 48600 N |
| C0 - Static Radial Rating | 13600 lbf 60300 N |
| Ca90聽- Dynamic Thrust Rating (90 million revolutions)6 | 1610 lbf 7170 N |
| Factors | |
| K - Factor7 | 1.76 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.8 |
| G1 - Heat Generation Factor (Roller-Raceway) | 20.4 |
| G2 - Heat Generation Factor (Rib-Roller End) | 15 |
| Cg - Geometry Factor10 | 0.0666 |
_20250828093537.webp "14138A/14276 Inch Tapered Roller Bearings Provide Professional High-quality Bearings for Over 70 Countries")
