NKI7/12 Needle Roller Bearings
| Model Number |
Gk120 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NKI7/12 Needle Roller Bearings Size Chart (mm/inches) |
|---|
| Bearing number | 30326U |
| Size (mm) | 130x280x63.75 |
| Bore Diameter (mm) | 130 |
| Outer Diameter (mm) | 280 |
| Width (mm) | 63,75 |
| d | 130 mm |
| D | 280 mm |
| T | 63,75 mm |
| B | 58 mm |
| C | 49 mm |
| ra1 max. | 3 mm |
| a | 53,5 mm |
| r min. | 5 mm |
| r1 min. | 4 mm |
| da min. | 152 mm |
| Da min | 239 mm |
| Da max. | 262 mm |
| db max. | 164 mm |
| Db min. | 255 mm |
| ra max. | 4 mm |
| Sa | 8 mm |
| Sb | 14,5 mm |
| Weight | 17,4 Kg |
| Basic dynamic load rating (C) | 650 kN |
| Basic static load rating (C0) | 830 kN |
| (Grease) Lubrication Speed | 1 400 r/min |
| (Oil) Lubrication Speed | 1 800 r/min |
| Calculation factor (e) | 0,35 |
| Calculation factor (Y0) | 0,96 |
| d1 | 198.5 mm |
| rs min | 5 mm |
| r1s min | 4 mm |
| e | 0.35 |
| Y2 | 1.74 |
| Y0 | 0.96 |
| Mass | 17.4 kg |
| ISO 355 reference | T2GB130 |
| Dynamic load, C | 650 kN |
| Rating life coefficient, A2 | 1 |
| Static load, C0 | 830 kN |
| Fatigue limit load, Cu | 81.4 kN |
| Nlim (oil) | 1,800 rpm |
| Nlim (grease) | 1,400 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.41 Hz |
| Characteristic rolling element frequency, BSF | 5.38 Hz |
| Characteristic outer ring frequency, BPF0 | 6.6 Hz |
| Characteristic inner ring frequency, BPFI | 9.4 Hz |
| da max | 164 mm |
| db min | 152 mm |
| Da max | 262 mm |
| Db min | 255 mm |
| Ca min | 8 mm |
| Cb min | 14.5 mm |
| ra max | 4 mm |
| r1a max | 3 mm |