Tapered roller bearings 388A/382A

Bearing number : 388A/382A

Size (mm) : 57.531x96.838x21

Brand : NSK

Bore Diameter (mm) : 57,531

Outer Diameter (mm) : 96,838

Width (mm) : 21

Bearing dimensions and specification in NSK catalogue:

d - 57,531 mm

D - 96,838 mm

T - 21 mm

B - 21,946 mm

C - 15,875 mm

ra1 max. - 0,8 mm

a - 17,6 mm

r min. - 3,5 mm

r1 min. - 0,8 mm

Da - 89 mm

db - 63 mm

ra max. - 3,5 mm

da - 69 mm

Db - 92 mm

Weight - 0,595 Kg

Basic dynamic load rating (C) - 80,5 kN

Basic static load rating (C0) - 100 kN

(Grease) Lubrication Speed - 3600 r/min

(Oil) Lubrication Speed - 5000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,93

Calculation factor (Y1) - 1,7