Bearing R188 (NTN)

Deep groove ball bearings R188

Bearing number : R188

Size (mm) : 6.35x12.7x3.175

Brand : NTN

Bore Diameter (mm) : 6,35

Outer Diameter (mm) : 12,7

Width (mm) : 3,175

Bearing dimensions and specification in NTN catalogue:

d - 6,35 mm

D - 12,7 mm

B - 3,175 mm

C - 3,175 mm

r min. - 0,13 mm

da min. - 7,2 mm

da max - 8,2 mm

Da max. - 11,8 mm

ra max. - 0,1 mm

Weight - 1,6 Kg

Basic dynamic load rating (C) - 0,83 kN

Basic static load rating (C0) - 0,37 kN

(Grease) Lubrication Speed - 39000 r/min

(Oil) Lubrication Speed - 46000 r/min

Calculation factor (f0) - 14,7

Designation

Bore Dia, mm

Outer Dia, mm: