NTN 4T-30311 bearing

NTN 4T-30311 bearing

NTN 4T-30311, Size: 55x120x31.5. NTN 4T-30311 are used in a wide variety of applications, they are simple in design, suitable for high speeds and are robust in operation, and need little maintenance.

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Description

Inventory: Enough

Delivery time: 5-7 Days

Tapered roller bearings 4T-30311

Bearing number : 4T-30311

Size (mm) : 55x120x31.5

Brand : NTN

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 31,5

Bearing dimensions and specification in NTN catalogue:

d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 25 mm

ra1 max. - 2 mm

a - 24,5 mm

r min. - 2,5 mm

r1 min. - 2 mm

da min. - 67 mm

Da min - 104 mm

Da max. - 110 mm

db max. - 71 mm

Db min. - 111 mm

ra max. - 2 mm

Sa - 4 mm

Sb - 6,5 mm

Weight - 1,66 Kg

Basic dynamic load rating (C) - 155 kN

Basic static load rating (C0) - 179 kN

(Grease) Lubrication Speed - 3 300 r/min

(Oil) Lubrication Speed - 4 400 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y2) - 1,74

NTN 4T-30311 Image

Bearing 4T-30311 NTN 4T-30311 type

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