NACHI H-1988R/H-1922 tapered roller bearings
NACHI H-1988R/H-1922 tapered roller bearings Manufacturers , Online Wholesale M207000 Series METRIC Design Units Suppliers !
| Series | M207000 |
| Cone Part Number | JM207049A |
| Design Units | METRIC |
| Cage Type | Stamped Steel |
| C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 51100 lbf |
| C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 13200 lbf |
| d | 55.000 mm |
| B – Cone Width | 29.000 mm |
| WPD | 89.7 mm |
| DD | 80.1 mm |
| R – Cone Backface To Clear Radius3 | 6.100 mm |
| da – Cone Frontface Backing Diameter | 62 mm |
| db – Cone Backface Backing Diameter | 73 mm |
| Ab – Cage-Cone Frontface Clearance | 3 mm |
| Aa – Cage-Cone Backface Clearance | 0.8 mm |
| a – Effective Center Location4 | -7.6 mm |
| C90 – Dynamic Radial Rating (90 million revolutions)5 | 33800 N |
| C1 – Dynamic Radial Rating (1 million revolutions)6 | 131000 N |
| C0 – Static Radial Rating | 168000 N |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)7 | 19400 N |
| K – Factor8 | 1.74 |
| G1 – Heat Generation Factor (Roller-Raceway) | 56.4 |
| G2 – Heat Generation Factor (Rib-Roller End) | 19.9 |
| Cg – Geometry Factor | 0.0937 |
Detailed Parameters
parameter：
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