NSK 30BD40T12DDUCG21 distributors Ball Bearings
| Bearing number: |
4T-2690/2631 |
| Size (mm): |
29.367x66.421x23.812 |
| Bore Diameter (mm): |
29,367 |
| Outer Diameter (mm): |
66,421 |
| Width (mm): |
23,812 |
| d: |
29,367 mm |
| D: |
66,421 mm |
| T: |
23,812 mm |
| PDF |
|
Product Details
| Bearing number |
4T-2690/2631 |
| Size (mm) |
29.367x66.421x23.812 |
| Bore Diameter (mm) |
29,367 |
| Outer Diameter (mm) |
66,421 |
| Width (mm) |
23,812 |
| d |
29,367 mm |
| D |
66,421 mm |
| T |
23,812 mm |
| B |
25,433 mm |
| C |
19,05 mm |
| ra1 max. |
1,3 mm |
| a |
9,3 mm |
| Da |
58 mm |
| db |
35 mm |
| ra max. |
3,5 mm |
| da |
41 mm |
| Db |
60 mm |
| Weight |
0,406 Kg |
| Basic dynamic load rating (C) |
64,5 kN |
| Basic static load rating (C0) |
72,5 kN |
| (Grease) Lubrication Speed |
6 200 r/min |
| (Oil) Lubrication Speed |
8 200 r/min |
| Calculation factor (e) |
0,25 |
| Calculation factor (Y0) |
1,3 |
| d1 |
45 mm |
| e |
0.25 |
| Y2 |
2.36 |
| Y0 |
1.3 |
| Mass |
0.41 kg |
| Dynamic load, C |
64.5 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
72.5 kN |
| Fatigue limit load, Cu |
8.8 kN |
| Nlim (oil) |
8,200 rpm |
| Nlim (grease) |
6,200 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 |
5.1 Hz |
| Characteristic outer ring frequency, BPF0 |
5.7 Hz |
| Characteristic inner ring frequency, BPFI |
8.31 Hz |
| ra max |
3.5 mm |
| r1a max |
1.3 mm |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |