Bearing number : 7228B
Size (mm) : 140x250x42
Brand : NTN
Bore Diameter (mm) : 140
Outer Diameter (mm) : 250
Width (mm) : 42
d - 140 mm
D - 250 mm
B - 42 mm
C - 42 mm
Angle (α) - 40 °
a - 103 mm
r min. - 3 mm
r1 min. - 1,1 mm
da min. - 154 mm
ra max. - 2,5 mm
Weight - 8,78 Kg
Basic dynamic load rating (C) - 183 kN
Basic static load rating (C0) - 195 kN
(Grease) Lubrication Speed - 2 300 r/min
(Oil) Lubrication Speed - 3 100 r/min
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☆☆7228b。 〒NTN/NTN ベアリング【7228b】(8196310) NTN H 大形ベアリング 発注単位1
NTN 7228B/DT Special equipment installation (maintenance) safety approval certificate 2 outer ring outer ring raceway bearing ring on the inner surface. If the fit clearance exceeds the specified usage limit, the critical frequency is changed. This resulted in an unbalanced gap, which was also restricted by manufacturing equipment and ...
NTN 7228B bearing: Hangzhou BFW Bearing Manufacturing Co., Ltd. professional providing NTN 7228B Bearing, the old code: 66228, The company can provide a variety of bearings, while also professional agency of 7228B of other brands of bearings, such as FAG Germany, KOYO Japan, THK Japan, NSK Japan, NTN Japan, timken USA and other brands, Please send your enquriy of bearing part number, quantity ...