Main Dimensions & Performance Data
d |
300 mm |
D |
380 mm |
B |
38 mm |
Mounting dimensions
Di |
340.8 mm | Inner diameter outer ring |
DM |
340 mm | rolling element pitch circle diameter |
da |
339.2 mm | outer diameter inner ring |
h |
38 mm | height of individual ring |
|
|
0 | Height of individual ring upper tolerance |
|
|
-0.05 | Height of individual ring lower tolerance |
r min |
2.1 mm | chamfer dimension |
S |
2.5 mm | diameter of lubrication hole |
Temperature range
T min |
-30 °C | Minimum operating temperature |
T max |
80 °C | Maximum operating temperature |
Calculation coefficient
|
|
0.01 mm | Running accuracy, radial |
|
|
0.005 mm | Running accuracy, axial |
VSP min |
0.005 mm | Minimum bearing preload |
VSP max |
0.025 mm | Maximum bearing preload |
Ca |
245,000 N | Basic dynamic load rating, axial |
C0a |
990,000 N | Basic static load rating, axial |
Cr |
174,000 N | Basic dynamic load rating, radial (only for radial loads) |
C 0r |
485,000 N | Basic static load rating, radial (only for radial loads) |
NG oil |
225 1/min | Speed limit for preload oil lubrication |
NG Grease |
110 1/min | Grease lubrication with preload limited speed |
|
|
61860 | Dimensions are the same as ISO dimension series 18 |
