45 mm x 72 mm x 20 mm IKO NAF 457220 needle roller bearings
45 mm x 72 mm x 20 mm IKO NAF 457220 needle roller bearings Industries and Applications ? NTN Bearing de Mexico, S.A. We sell discount 45 mm x 72 mm x 20 mm needle roller bearings online as well as No Bearing Retained cheap machinery parts.
What is NAF 457220 bearing interchange？
| Brand Name: | IKO |
| Model Number: | NAF 457220 |
| Bearing number: | 6705 |
| Size (mm): | 25x32x4 |
| Bore Diameter (mm): | 25 |
| Outer Diameter (mm): | 32 |
| Width (mm): | 4 |
| d: | 25 mm |
| D: | 32 mm |
| B: | 4 mm |
| PDF |
NAF 457220 |
Product Details
| Bearing number | 6705 |
| Size (mm) | 25x32x4 |
| Bore Diameter (mm) | 25 |
| Outer Diameter (mm) | 32 |
| Width (mm) | 4 |
| d | 25 mm |
| D | 32 mm |
| B | 4 mm |
| C | 4 mm |
| r min. | 0,2 mm |
| da min. | 26,6 mm |
| da max | 27,3 mm |
| Da max. | 30,4 mm |
| ra max. | 0,2 mm |
| Weight | 0,005 Kg |
| Basic dynamic load rating (C) | 1,1 kN |
| Basic static load rating (C0) | 0,84 kN |
| (Grease) Lubrication Speed | 4 000 r/min |
| (Oil) Lubrication Speed | 4 600 r/min |
| d1 | 27.3 mm |
| D1 | 30 mm |
| rs min | 0.2 mm |
| Radial clearance class | CN |
| Mass | 0.06 kg |
| Dynamic load, C | 1.1 kN |
| Static load, C0 | 0.84 kN |
| Fatigue limit load, Cu | 0 kN |
| f0 | 15.8 |
| Nlim (oil) | 4,600 rpm |
| Nlim (grease) | 4,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.47 Hz |
| Characteristic rolling element frequency, BSF | 17.76 Hz |
| Characteristic outer ring frequency, BPF0 | 9.91 Hz |
| Characteristic inner ring frequency, BPFI | 11.09 Hz |
| da min | 26.6 mm |
| Da max | 30.4 mm |
| ra max | 0.2 mm |
