1221S NTN (Oil) Lubrication Speed 3 600 r/min 105x190x36mm Self aligning ball bearings


rs min | 2.1 mm |
e | 0.18 |
Y1 | 3.6 |
Y2 | 5.5 |
Y0 | 3.7 |
Radial clearance class | CN |
Precision class | P0 |
Mass | 4.52 kg |
Dynamic load, C | 75 kN |
Static load, C0 | 32.5 kN |
Nlim (oil) | 3.600 rpm |
Nlim (grease) | 3.000 rpm |
Min operating temperature, Tmin | -20 °C |
Max operating temperature, Tmax | 120 °C |
da min | 116 mm |
Da max | 179 mm |
ra max | 2 mm |
Bearing number | 1221S |
Size (mm) | 105x190x36 |
Brand | NTN |
Bore Diameter (mm) | 105 |
Outer Diameter (mm) | 190 |
Width (mm) | 36 |
d | 105 mm |
D | 190 mm |
B | 36 mm |
C | 36 mm |
r min. | 2.1 mm |
da min. | 116 mm |
Da max. | 179 mm |
ra max. | 2 mm |
Weight | 4.52 Kg |
Basic dynamic load rating (C) | 75 kN |
Basic static load rating (C0) | 32.5 kN |
(Grease) Lubrication Speed | 3 000 r/min |
(Oil) Lubrication Speed | 3 600 r/min |
Calculation factor (e) | 0.18 |
Calculation factor (Y0) | 3.7 |
Calculation factor (Y1) | 3.6 |
Detailed Parameters
parameter:
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