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NACHI 7311 bearing
NACHI 7311, Size: 55x120x29. NACHI 7311 are used in a wide variety of applications, they are simple in design, suitable for high speeds and are robust in operation, and need little maintenance.
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Inventory: Enough
Delivery time: 5-7 Days
Angular contact ball bearings 7311
Bearing number : 7311
Size (mm) : 55x120x29
Brand : NACHI
Bore Diameter (mm) : 55
Outer Diameter (mm) : 120
Width (mm) : 29
Bearing dimensions and specification in NACHI catalogue:
d - 55 mm
D - 120 mm
B - 29 mm
C - 29 mm
Angle (α) - 30 °
a - 10.8 mm
r min. - 2 mm
r1 min. - 1 mm
da min. - 65 mm
Da max. - 110 mm
ra max. - 2 mm
Weight - 1.45 Kg
Basic dynamic load rating (C) - 85,5 kN
Basic static load rating (C0) - 61,5 kN
(Grease) Lubrication Speed - 5000 r/min
(Oil) Lubrication Speed - 7000 r/min
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