Angular contact ball bearings 7920DB
Bearing number : 7920DB
Size (mm) : 100x140x20
Brand : NTN
Bore Diameter (mm) : 100
Outer Diameter (mm) : 140
Width (mm) : 20
Bearing dimensions and specification in NTN catalogue:
d - 100 mm
D - 140 mm
B - 20 mm
C - 20 mm
ra1 max. - 0,6 mm
Angle (α) - 25 °
a - 44,5 mm
r min. - 1,1 mm
r1 min. - 0,6 mm
2B - 40 mm
da min. - 107 mm
ra max. - 1 mm
Db max - 135,5 mm
Weight - 1,868 Kg
Basic dynamic load rating (C) - 78 kN
Basic static load rating (C0) - 105 kN
(Grease) Lubrication Speed - 3 700 r/min
(Oil) Lubrication Speed - 5 000 r/min
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Ball bearings are used with applications that have high axial loads and low-to-moderate radial loads. Mounted bearings (bearing units) have a bearing inside a housing unit to ensure a secure fit and mount. Sleeve and clip bearings support high loads, have no moving parts, and require lubricant to allow the shaft to turn smoothly.
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7920DB price|NTN|Angular Contact Ball Bearing|100mm*140mm .
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NSK Bearings can bear radial load and axial load at the same time. NSK Bearings can work at higher speeds. The larger the contact angle of the NSK Bearings, the higher the axial load carrying capacity of the 7920DB NTN 11 best solutions Bearing. The contact angle of 7920DB NTN 11 best solutions Bearing is the angle between the line connecting the contact point of the ball and the raceway in ...
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