SB5238 KOYO Single-row deep groove ball bearings
| Brand Name: |
KOYO |
| Model Number: |
SB5238 |
| Bearing number: |
4T-JHM516849/JHM516810 |
| Size (mm): |
85x140x39 |
| Bore Diameter (mm): |
85 |
| Outer Diameter (mm): |
140 |
| Width (mm): |
39 |
| d: |
85 mm |
| D: |
140 mm |
| T: |
39 mm |
| PDF |
SB5238 |
Product Details
| Bearing number |
4T-JHM516849/JHM516810 |
| Size (mm) |
85x140x39 |
| Bore Diameter (mm) |
85 |
| Outer Diameter (mm) |
140 |
| Width (mm) |
39 |
| d |
85 mm |
| D |
140 mm |
| T |
39 mm |
| B |
38 mm |
| C |
31,5 mm |
| ra1 max. |
2,5 mm |
| a |
5,9 mm |
| Da |
125 mm |
| db |
94 mm |
| ra max. |
3 mm |
| da |
100 mm |
| Db |
134 mm |
| Weight |
2,3 Kg |
| Basic dynamic load rating (C) |
197 kN |
| Basic static load rating (C0) |
297 kN |
| (Grease) Lubrication Speed |
2 500 r/min |
| (Oil) Lubrication Speed |
3 400 r/min |
| Calculation factor (e) |
0,41 |
| Calculation factor (Y0) |
0,81 |
| d1 |
113 mm |
| e |
0.41 |
| Y2 |
1.47 |
| Y0 |
0.81 |
| Mass |
2.3 kg |
| Dynamic load, C |
197 kN |
| Rating life coefficient, A2 |
1.4 |
| Static load, C0 |
297 kN |
| Fatigue limit load, Cu |
35 kN |
| Nlim (oil) |
3,400 rpm |
| Nlim (grease) |
2,500 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 |
8.22 Hz |
| Characteristic outer ring frequency, BPF0 |
9.28 Hz |
| Characteristic inner ring frequency, BPFI |
11.72 Hz |
| ra max |
3 mm |
| r1a max |
2.5 mm |