NTN NAO-50×68×20 needle roller bearings
NTN NAO-50×68×20 needle roller bearings Industries and Applications ? We sell discount 80 Outer Diameter (mm) online as well 40x80x23 Size (mm) as cheap machinery parts.
| Size (mm) | 40x80x23 |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 23 |
| d | 40 mm |
| Fw | 49,5 mm |
| D | 80 mm |
| B | 23 mm |
| C | 23 mm |
| r min. | 1,1 mm |
| r1 min. | 1,1 mm |
| Weight | 0,743 Kg |
| Basic dynamic load rating (C) | 72,5 kN |
| Basic static load rating (C0) | 77,5 kN |
| (Grease) Lubrication Speed | 7500 r/min |
| Enclosure | Open |
| Configuration | Single Row |
| Bore Type | Cylindrical Bore |
| Bore Size | 40 mm |
| Outside Diameter | 80 mm |
| Width | 23 mm |
| Inside Ring Outside Diameter | 49.5 mm |
| Fillet Radius/Chamfer | 1.1 mm |
| r1 | 1.1 mm |
| Dynamic Load Rating | 72,500 N |
| Static Load Rating | 77,500 N |
| Limiting Speed – Grease | 7,500 rpm |
| Limiting Speed – Oil | 9,000 rpm |
| Radial Clearance | 0.025 to 0.050 mm |
| db (min) | 47 mm |
| db (max) | 49 mm |
| dc (min) | 52 mm |
| dd (min) | 56 mm |
| Da (max) | 73 mm |
| ra (max) | 1 mm |
| ra1 (max) | 1 mm |
Detailed Parameters
parameter：
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