NTN CRD-4808 tapered roller bearings
YOU’LL FIND New energy Bearing Manufacturing Co., Ltd AN EXTENSIVE SELECTION 3250 N Basic Static Radial Load Rating Co OF NTN CRD-4808 tapered roller bearings 19000 rpm Grease Speed Rating Open/Shielded n1 FOR SALE.
What is CRD-4808 bearing interchange？
| Brand Name |
NTN |
| Model Number |
CRD-4808 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Series | 420000 |
| Cone Part Number | EE420793 |
| Cup Part Number | 421450 |
| Design Units | Imperial |
| Bearing Weight | 38.3 Kg |
| Cage Type | Stamped Steel |
| d | 201.613 mm |
| D | 368.300 mm |
| B - Cone Width | 88.897 mm |
| C - Cup Width | 63.500 mm |
| B | 92.075 mm |
| R - Cone Backface To Clear Radius1 | 3.300 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 226.06 mm |
| db - Cone Backface Backing Diameter | 229.11 mm |
| Da - Cup Frontface Backing Diameter | 334.30 mm |
| Db - Cup Backface Backing Diameter | 330.96 mm |
| Ab - Cage-Cone Frontface Clearance | 3.6 mm |
| Aa - Cage-Cone Backface Clearance | 18.3 mm |
| a - Effective Center Location3 | -15.5 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 68100 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 263000 lbf |
| C0 - Static Radial Rating | 409000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 46800 lbf |
| K - Factor7 | 1.45 |
| e - ISO Factor8 | 0.4 |
| Y - ISO Factor9 | 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) | 1150 |
| G2 - Heat Generation Factor (Rib-Roller End) | 128 |
| Cg - Geometry Factor | 0.145 |
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