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Technical Specification 
The DSBR 395/394A tapered roller bearing is a precision-engineered inch-series bearing that offers exceptional load-handling capabilities. It is built from high-quality bearing steel and undergoes strict quality inspections to ensure performance consistency. Featuring a separable cone and cup design, this bearing simplifies maintenance and reduces downtime. Suitable for trucks, trailers, heavy machinery, and agricultural equipment, the 395/394A model is trusted by OEM manufacturers and distributors worldwide. DSBR’s in-house production, competitive pricing, and fast delivery service make this bearing a reliable choice for industries seeking durability and efficiency.
Technical Specification 
| Specifications | |
| Series | 395 |
| Cone Part Number | 395 |
| Cup Part Number | 394A |
| Design Unit | Inch |
| Cage Material | Stamped Steel |
| Related Assembly Number(s) | 395-90032 |
| Dimensions | |
| d - Bore | 2 1/2 in 63.500 mm |
| D - Cup Outer Diameter | 4.3307 in 110 mm |
| B - Cone Width | 0.8660 in 21.996 mm |
| C - Cup Width | 0.7411 in 18.824 mm |
| T - Bearing Width | 0.8661 in 21.999 mm |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius1 | 0.14 in 3.600 mm |
| r - Cup Backface "To Clear" Radius2 | 0.050 in 1.27 mm |
| da - Cone Frontface Backing Diameter | 2.76 in 70 mm |
| db - Cone Backface Backing Diameter | 3.03 in 77 mm |
| Da - Cup Frontface Backing Diameter | 4.15 in 105.40 mm |
| Db - Cup Backface Backing Diameter | 3.98 in 101.09 mm |
| Ab - Cage-Cone Frontface Clearance | 0.11 in 2.8 mm |
| Aa - Cage-Cone Backface Clearance | 0.05 in 1.3 mm |
| a - Effective Center Location3 | -0.03 in -0.8 mm |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 5760 lbf 25600 N |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 22200 lbf 98900 N |
| C0 - Static Radial Rating | 28100 lbf 125000 N |
| Ca90- Dynamic Thrust Rating (90 million revolutions)6 | 3970 lbf 17600 N |
| Factors | |
| K - Factor7 | 1.45 |
| e - ISO Factor8 | 0.4 |
| Y - ISO Factor9 | 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) | 56 |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.4 |
| Cg - Geometry Factor10 | 0.0984 |
