Loading…
Not Rated Yet
NTN NA4909LL/3AS Machined Needle Roller Bearing with Shaft Sleeve 45x68x22mm - Allow 2-3 Days
- High load capacity in a compact design
- Low friction and smooth rotation
- Enhanced durability and wear resistance
Contact Us for Availability
Limited Availability
Please Enquire
| d - Inside diameter | = | 45mm |
| D - Outside diameter | = | 68mm |
| B - Width of bearing / Inner ring | = | 23mm |
| C - Width of bearing, drawn cup or outer ring | = | 22mm |
| F - Under roller diameter | = | 52mm |
| rs - Minimum fillet radius | = | 0.6mm |
| Lubrication hole on outer ring? | = | Yes |
| k - Lubrication hole diameter | = | 3mm |
| Lubrication hole on innr ring? | = | Yes |
| Radial clearance class | = | CN |
| Precision class | = | P0 |
| Cr - Dynamic load rating | = | 28.6 kN |
| C0r - Static load rating | = | 57 kN |
| N - Grease lubrication limit speed | = | 3800 tr/min |
| Tmin - Minimum operating temperature | = | -20 Deg C |
| Tmax - Maximum operating temperature | = | +100 Deg C |
| da min - Inner ring minimum shoulder diameter | = | 49mm |
| Da max - Outer ring maximum shoulder diameter | = | 55mm |
| Db max - Outer ring maximum smooth shaft shoulder diameter | = | 64mm |
| ras max - Maximum shaft & housing fillet radius | = | 0.6mm |
Brands
