Product features
• Improved raceway geometry
• Improved raceway surfaces
• Additional applications are possible due to the optimized heat treatment and/or coating
Technical advantages
• Higher dynamic load rating Cr
• Higher static load rating C0r
• Higher precision
• Up to 50% less friction with plastic cage
• Lower operating temperature
Customer benefits
• Up to 50% longer rating and operating life
• Increased reliability
• Downsizing possible, higher power density
• Reduced overall operating costs (TCO)
• Reduced grease and oil consumption
• Increased energy efficiency
Applications
• Gripper shaft bearings in printing machines
• Main cylinder bearings in flexoprinting machines
• NK and RNA in mold carrier axes used in injection stretch blow molding machines (food processing and packaging industry)
Types available
| Type | OD (mm) |
|---|---|
| NK12/12-OS-XL | 19 |
| NK16/16-XL | 24 |
| NK19/16-XL | 27 |
| NK20/16-XL | 28 |
| NK24/20-XL | 32 |
| NK25/16-XL | 33 |
| NK32/20-F-XL | 42 |
| NK32/20-TV-XL | 42 |
| NK40/30-H-XL-2S | 50 |
| NK40/30-XL | 50 |
| NK45/30-F-XL | 55 |
| NK45/30-TV-XL | 55 |
| NKI12/16-XL | 24 |
| NKI15/16-OS-XL | 27 |
| NKI15/16-XL | 27 |
| NKI20/20-XL | 32 |
| NKI28/20-TV-XL | 42 |
| NKI35/30-XL | 50 |
| NKI40/30-TV-XL | 55 |
| NKS25 | 38 |
| RNA4905-XL | 42 |