Bearing NNU4921 (NACHI)

Cylindrical roller bearings NNU4921

Bearing number : NNU4921

Size (mm) : 105x145x40

Brand : NACHI

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 40

Bearing dimensions and specification in NACHI catalogue:

d - 105 mm

Fw - 118 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,85 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 325 kN

(Grease) Lubrication Speed - 6100 r/min

(Oil) Lubrication Speed - 7200 r/min

Designation

Bore Dia, mm

Outer Dia, mm: