NTN 4T-18790/18720 bearing

Bearing 4T-18790/18720

NTN 4T-18790/18720 bearing, Size: 50.8x85x17.462. NTN 4T-18790/18720 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearings 4T-18790/18720

Bearing number : 4T-18790/18720

Size (mm) : 50.8x85x17.462

Brand : NTN

Bore Diameter (mm) : 50,8

Outer Diameter (mm) : 85

Width (mm) : 17,462

Bearing dimensions and specification in NTN catalogue:

d - 50,8 mm

D - 85 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 0,8 mm

Da - 77 mm

db - 56 mm

ra max. - 3,5 mm

da - 62 mm

Db - 80 mm

Weight - 0,374 Kg

Basic dynamic load rating (C) - 49,5 kN

Basic static load rating (C0) - 65 kN

(Grease) Lubrication Speed - 4 200 r/min

(Oil) Lubrication Speed - 5 600 r/min

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y2) - 1,48

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