Koyo NTA-1220 Thin-Section Ball Bearings
| Brand Name |
Koyo |
| Model Number |
NTA-1220 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Koyo NTA-1220 bearing Size Chart (mm/inches) |
|---|
| d | 65 mm |
| D | 140 mm |
| B | 33 mm |
| rs min | 2.1 mm |
| Radial clearance class | CN |
| Mass | 2.08 kg |
| Dynamic load, C | 92.5 kN |
| Static load, C0 | 60 kN |
| Fatigue limit load, Cu | 2.7 kN |
| f0 | 13.2 |
| Nlim (grease) | 4,900 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.38 Hz |
| Characteristic rolling element frequency, BSF | 4.07 Hz |
| Characteristic outer ring frequency, BPF0 | 3.07 Hz |
| Characteristic inner ring frequency, BPFI | 4.93 Hz |
| da min | 76 mm |
| Da max | 129 mm |
| ra max | 2 mm |