NTN 21318K bearing

Bearing 21318K

NTN 21318K bearing, Size: 90x190x43. NTN 21318K are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Spherical roller bearings 21318K

Bearing number : 21318K

Size (mm) : 90x190x43

Brand : NTN

Bore Diameter (mm) : 90

Outer Diameter (mm) : 190

Width (mm) : 43

Bearing dimensions and specification in NTN catalogue:

d - 90 mm

D - 190 mm

B - 43 mm

C - 43 mm

r min. - 3 mm

da min. - 104 mm

Da max. - 176 mm

ra max. - 2,5 mm

Weight - 6,21 Kg

Basic dynamic load rating (C) - 320 kN

Basic static load rating (C0) - 400 kN

(Grease) Lubrication Speed - 2 300 r/min

(Oil) Lubrication Speed - 3 000 r/min

Calculation factor (e) - 0,24

Calculation factor (Y0) - 2,77

Calculation factor (Y1) - 2,83

Calculation factor (Y2) - 4,22

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