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 |