SKF BT4B 332928/HA1 tapered roller bearings
SKF BT4B 332928/HA1 tapered roller bearings HM89443 Cone Part Number with easy-to-use parts graphics, giving you the ability to HM89400 Series check parts availability, pricing, examine remanufactured options.
| Series | HM89400 |
| Cone Part Number | HM89443 |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 43200 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 11200 lbf |
| d | 1.3125 in |
| B – Cone Width | 1.1250 in |
| R – Cone Backface To Clear Radius3 | 0.03 in |
| da – Cone Frontface Backing Diameter | 1.75 in |
| db – Cone Backface Backing Diameter | 1.83 in |
| Ab – Cage-Cone Frontface Clearance | 0.08 in |
| Aa – Cage-Cone Backface Clearance | 0.06 in |
| a – Effective Center Location4 | -0.22 in |
| C90 – Dynamic Radial Rating (90 million revolutions)5 | 6440 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)6 | 24800 lbf |
| C0 – Static Radial Rating | 26700 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)7 | 6020 lbf |
| K – Factor8 | 1.07 |
| G1 – Heat Generation Factor (Roller-Raceway) | 28.9 |
| G2 – Heat Generation Factor (Rib-Roller End) | 13.1 |
| Cg – Geometry Factor | 0.0883 |
Detailed Parameters
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