KOYO NA2055, Size: 55x85x28. KOYO NA2055 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.
Needle roller bearing NA2055
Bearing number : NA2055
Size (mm) : 55x85x28
Brand : KOYO
Bore Diameter (mm) : 55
Outer Diameter (mm) : 85
Width (mm) : 28
Bearing dimensions and specification in KOYO catalogue:
d - 55 mm
Fw - 68,8 mm
D - 85 mm
B - 28 mm
r5 min. - 0,85 mm
Weight - 0,361 Kg
Basic dynamic load rating (C) - 69 kN
Basic static load rating (C0) - 157 kN
(Grease) Lubrication Speed - 3600 r/min
(Oil) Lubrication Speed - 5500 r/min
Tags : KOYO , 55x85x28
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