Technical Specification
The LMM11749/LM11710 is a high-precision, imperial tapered roller bearing set comprising a separable cone and cup design. It features a 17.462 mm inner diameter, 39.878 mm outer diameter, and total width of 13.843 mm; the cone and cup widths are approximately 14.605 mm and 10.668 mm respectively. Constructed from hardened bearing steel with a stamped-steel cage, it’s optimized for heavy radial and axial loads, delivering smooth performance in applications like gearboxes, agricultural machinery, trailers, or steer axles . With dynamic radial load rating C₁ approximately 29,400 lbf (≈ 130 kN) and static rating C₀ around 23,400 lbf (≈ 104 kN), this bearing offers robust life expectancy and load handling. Produced under DSBR’s in-house manufacturing process with strict quality control, the LMM11749/LM11710 ensures industry-grade reliability and easy OEM or aftermarket integration.
Technical Specification

| Dimensions | |
| d - Bore | 11/16 in 17.463 mm |
| D - Cup Outer Diameter | 1.5700 in 39.878 mm |
| B - Cone Width | 0.5750 in 14.605 mm |
| C - Cup Width | 0.4200 in 10.668 mm |
| T - Bearing Width | 0.5450 in 13.843 mm |
| Specification | |
| Series | LM11700 |
| Cone Part Number | LM11749 |
| Cup Part Number | LM11710 |
| Design Unit | Inch |
| Cage Material | Stamped Steel |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius1 | 0.050 in 1.270 mm |
| r - Cup Backface "To Clear" Radius2 | 0.050 in 1.27 mm |
| da - Cone Frontface Backing Diameter | 0.87 in 22 mm |
| db - Cone Backface Backing Diameter | 0.94 in 24 mm |
| Da - Cup Frontface Backing Diameter | 1.48 in 37.59 mm |
| Db - Cup Backface Backing Diameter | 1.34 in 34.04 mm |
| Ab - Cage-Cone Frontface Clearance | 0.05 in 1.3 mm |
| Aa - Cage-Cone Backface Clearance | 0 in 0 mm |
| a - Effective Center Location3 | -0.2 in -5.1 mm |
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