6906ZZ/2A top 5 original Ball Bearing NTN NSK
| Bearing number: |
MLE71909CVUJ74S |
| Size (mm): |
45x68x12 |
| Bore Diameter (mm): |
45 |
| Outer Diameter (mm): |
68 |
| Width (mm): |
12 |
| d: |
45 mm |
| D: |
68 mm |
| B: |
12 mm |
| PDF |
|
Product Details
| Bearing number |
MLE71909CVUJ74S |
| Size (mm) |
45x68x12 |
| Bore Diameter (mm) |
45 |
| Outer Diameter (mm) |
68 |
| Width (mm) |
12 |
| d |
45 mm |
| D |
68 mm |
| B |
12 mm |
| C |
12 mm |
| Angle (α) |
15 ° |
| d1 |
52.3 mm |
| d2 |
50.2 mm |
| D1 |
61.51 mm |
| D2 |
63.01 mm |
| a |
14 mm |
| Contact angle α |
17 ° |
| rs min |
0.6 mm |
| r1s min |
0.3 mm |
| f0 |
8.53 |
| Precision class |
P4S |
| Mass |
0.13 kg |
| Dynamic load, C |
7.3 kN |
| Static load, C0 |
5.2 kN |
| Fatigue limit load, Cu |
0.32 kN |
| Nlim (grease) |
28,000 rpm |
| Axial displacement K Factor |
1.15 |
| Preload level |
7 |
| Preload value |
0.035 kN |
| Axial rigidity |
40 N/µm |
| Radial rigidity |
201 N/µm |
| Min operating temperature, Tmin |
-20 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.46 Hz |
| Characteristic rolling element frequency, BSF |
11.51 Hz |
| Characteristic outer ring frequency, BPF0 |
12.84 Hz |
| Characteristic inner ring frequency, BPFI |
15.16 Hz |
| da min |
49.5 mm |
| db min |
49.5 mm |
| Da max |
63.5 mm |
| Db max |
63.5 mm |
| r1a max |
0.3 mm |
| ra max |
0.6 mm |
| D6 |
53.8 mm |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |