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Bearing 55TAD20 (NACHI)
Axial angular contact ball bearings 55TAD20
Bearing number : 55TAD20
Size (mm) : 55x90x44
Brand : NACHI
Bore Diameter (mm) : 55
Outer Diameter (mm) : 90
Width (mm) : 44
Bearing dimensions and specification in NACHI catalogue:
d - 55 mm
D - 90 mm
T - 44 mm
ra1 max. - 0.6 mm
Angle (α) - 60 °
d1 - 78 mm
r min. - 1.1 mm
r1 min. - 0.6 mm
C - 22 mm
da min. - 68 mm
Da max. - 85 mm
ra max. - 1 mm
Weight - 0.988 Kg
Basic dynamic load rating (C) - 29,9 kN
Basic static load rating (C0) - 71,5 kN
(Grease) Lubrication Speed - 4500 r/min
(Oil) Lubrication Speed - 6200 r/min
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