012.30.560.12 Excavator Slewing Bearing
| Bearing number: |
30314U |
| Size (mm): |
70x150x38 |
| Bore Diameter (mm): |
70 |
| Outer Diameter (mm): |
150 |
| Width (mm): |
38 |
| d: |
70 mm |
| D: |
150 mm |
| T: |
38 mm |
| PDF |
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Product Details
| Bearing number |
30314U |
| Size (mm) |
70x150x38 |
| Bore Diameter (mm) |
70 |
| Outer Diameter (mm) |
150 |
| Width (mm) |
38 |
| d |
70 mm |
| D |
150 mm |
| T |
38 mm |
| B |
35 mm |
| C |
30 mm |
| ra1 max. |
2 mm |
| a |
30 mm |
| r min. |
3 mm |
| r1 min. |
2,5 mm |
| da min. |
84 mm |
| Da min |
130 mm |
| Da max. |
138 mm |
| db max. |
89 mm |
| Db min. |
140 mm |
| ra max. |
2,5 mm |
| Sa |
4 mm |
| Sb |
8 mm |
| Weight |
3,06 Kg |
| Basic dynamic load rating (C) |
230 kN |
| Basic static load rating (C0) |
272 kN |
| (Grease) Lubrication Speed |
2 600 r/min |
| (Oil) Lubrication Speed |
3 500 r/min |
| Calculation factor (e) |
0,35 |
| Calculation factor (Y0) |
0,96 |
| d1 |
107 mm |
| rs min |
3 mm |
| r1s min |
2.5 mm |
| e |
0.35 |
| Y2 |
1.74 |
| Y0 |
0.96 |
| Mass |
3.06 kg |
| ISO 355 reference |
T2GB070 |
| Dynamic load, C |
230 kN |
| Rating life coefficient, A2 |
1 |
| Static load, C0 |
272 kN |
| Fatigue limit load, Cu |
32.1 kN |
| Nlim (oil) |
3,500 rpm |
| Nlim (grease) |
2,600 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 |
5.27 Hz |
| Characteristic outer ring frequency, BPF0 |
6.57 Hz |
| Characteristic inner ring frequency, BPFI |
9.43 Hz |
| da max |
89 mm |
| db min |
84 mm |
| Da max |
138 mm |
| Db min |
140 mm |
| Ca min |
4 mm |
| Cb min |
8 mm |
| ra max |
2.5 mm |
| r1a max |
2 mm |
| Category |
Bearings |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Product Group |
B04334 |