25 mm x 57 mm x 10 mm NBS ZARN 2557 TN Complex bearing unit
| Brand Name |
NBS |
| Model Number |
ZARN 2557 TN |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NBS ZARN 2557 TN bearing Size Chart (mm/inches) |
|---|
| Design Units | METRIC |
| Type | NU |
| Tapered Bore | N |
| d | 250.000 mm |
| D | 520.000 mm |
| C - Inner Ring Width | 196.850 mm |
| B - Outer Ring Width | 196.850 mm |
| C0 - Static Radial Rating | 5470000 N |
| C - Dynamic Radial Rating1 | 3520000 N |
| Reference Thermal Speed Rating (Grease) | 610 |
| Reference Thermal Speed Rating (Oil)2 | 660 |
| Cg - Geometry Factor3 | 0.2091 |
| R - Inner Ring To Clear Radius4 | 5.100 mm |
| r - Outer Ring To Clear Radius5 | 5.100 mm |
| Da - Outer Ring Backing Diameter | 0.000 mm |