38,1 mm x 79,375 mm x 29,771 mm Timken 3490/3420B tapered roller bearings
Our highly-skilled and factory-trained service experts have the resources Huaxin Bearing Co., Ltd to help you with all your 38,1 mm x 79,375 mm x 29,771 mm Timken 3490/3420B tapered roller bearings needs - including routine maintenance, major repairs, warranty service, and 38,1 mm x 79,375 mm x 29,771 mm Tapered Roller Bearings equipment inspections.
What is 3490/3420B bearing interchange？
| Brand Name |
Timken |
| Model Number |
3490/3420B |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
3490/3420B |
Product Details
| Series | 780000 |
| Cone Part Number | EE780688 |
| Cup Part Number | 781400 |
| Design Units | Imperial |
| Bearing Weight | 25.900 Kg |
| Cage Type | Pin-Type |
| d | 174.625 mm |
| D | 355.6 mm |
| B - Cone Width | 60.325 mm |
| C - Cup Width | 41.275 mm |
| B | 61.913 mm |
| R - Cone Backface To Clear Radius1 | 4.830 mm |
| r - Cup Backface To Clear Radius2 | 4.83 mm |
| da - Cone Frontface Backing Diameter | 205.99 mm |
| db - Cone Backface Backing Diameter | 204.98 mm |
| Da - Cup Frontface Backing Diameter | 322.07 mm |
| Db - Cup Backface Backing Diameter | 320.04 mm |
| Ab - Cage-Cone Frontface Clearance | 6.6 mm |
| Aa - Cage-Cone Backface Clearance | 6.9 mm |
| a - Effective Center Location3 | -0.3 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 51100 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 197000 lbf |
| C0 - Static Radial Rating | 243000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 34900 lbf |
| K - Factor7 | 1.46 |
| e - ISO Factor8 | 0.4 |
| Y - ISO Factor9 | 1.5 |
| G1 - Heat Generation Factor (Roller-Raceway) | 646.5 |
| G2 - Heat Generation Factor (Rib-Roller End) | 79.5 |
| Cg - Geometry Factor | 0.118 |
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