21309EK Spherical Roller Bearings 45*100*25mm
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number |
4T-HM926747/HM926710 |
| Size (mm) |
127x228.6x53.975 |
| Bore Diameter (mm) |
127 |
| Outer Diameter (mm) |
228,6 |
| Width (mm) |
53,975 |
| d |
127 mm |
| D |
228,6 mm |
| T |
53,975 mm |
| B |
49,428 mm |
| C |
38,1 mm |
| ra1 max. |
3,3 mm |
| a - |
13,5 mm |
| Da |
200 mm |
| db |
143 mm |
| ra max. |
3,5 mm |
| da |
156 mm |
| Db |
219 mm |
| Weight |
8,83 Kg |
| Basic dynamic load rating (C) |
430 kN |
| Basic static load rating (C0) |
620 kN |
| (Grease) Lubrication Speed |
1 400 r/min |
| (Oil) Lubrication Speed |
1 900 r/min |
| Calculation factor (e) |
0,74 |
| Calculation factor (Y0) |
0,45 |
| d1 |
180 mm |
| a |
67.48 mm |
| e |
0.74 |
| Y2 |
0.81 |
| Y0 |
0.45 |
| Mass |
8.83 kg |
| Dynamic load, C |
430 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
620 kN |
| Fatigue limit load, Cu |
63.7 kN |
| Nlim (oil) |
1,900 rpm |
| Nlim (grease) |
1,400 rpm |
| Min operating temperature, Tmin |
-40 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.44 Hz |
| Characteristic rolling element frequency, BSF |
7.01 Hz |
| Characteristic outer ring frequency, BPF0 |
8.74 Hz |
| Characteristic inner ring frequency, BPFI |
11.26 Hz |
| ra max |
3.5 mm |
| r1a max |
3.3 mm |
Company Profile
| Worktime |
З понеділка по п'ятницю: з 9:00 до 18:00 |
| Phone |
00(65) 6258 1688 |