SKF W 638/8-2Z deep groove ball bearings
How do you find the SKF W 638/8-2Z deep groove ball bearings specification? Manufacturers M249700 Series Online Free M249734H Cone Part Number check！ M249710X Cup Part Number
| Series | M249700 |
| Cone Part Number | M249734H |
| Cup Part Number | M249710X |
| Design Units | Imperial |
| Bearing Weight | 26.400 Kg |
| Cage Type | Stamped Steel |
| d | 231.775 mm |
| D | 358.775 mm |
| B – Cone Width | 71.438 mm |
| C – Cup Width | 53.975 mm |
| B | 71.438 mm |
| R – Cone Backface To Clear Radius1 | 6.35 mm |
| r – Cup Backface To Clear Radius2 | 3.30 mm |
| da – Cone Frontface Backing Diameter | 255.02 mm |
| db – Cone Backface Backing Diameter | 264.92 mm |
| Da – Cup Frontface Backing Diameter | 343.41 mm |
| Db – Cup Backface Backing Diameter | 335.03 mm |
| Ab – Cage-Cone Frontface Clearance | 4.3 mm |
| Aa – Cage-Cone Backface Clearance | 7.1 mm |
| a – Effective Center Location3 | -6.9 mm |
| C90 – Dynamic Radial Rating (90 million revolutions)4 | 66900 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)5 | 258000 lbf |
| C0 – Static Radial Rating | 416000 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 38100 lbf |
| K – Factor7 | 1.76 |
| e – ISO Factor8 | 0.33 |
| Y – ISO Factor9 | 1.8 |
| G1 – Heat Generation Factor (Roller-Raceway) | 1626 |
| G2 – Heat Generation Factor (Rib-Roller End) | 173 |
| Cg – Geometry Factor | 0.153 |
Detailed Parameters
parameter：
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