NTN 678A bearing

NTN 678A bearing

NTN 678A, Size: 8x12x2.5. NTN 678A 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

Deep groove ball bearings 678A

Bearing number : 678A

Size (mm) : 8x12x2.5

Brand : NTN

Bore Diameter (mm) : 8

Outer Diameter (mm) : 12

Width (mm) : 2,5

Bearing dimensions and specification in NTN catalogue:

d - 8 mm

D - 12 mm

B - 2,5 mm

C - 2,5 mm

r min. - 0,1 mm

da min. - 8,8 mm

da max - 9,1 mm

Da max. - 11,2 mm

ra max. - 0,1 mm

Weight - 0,75 Kg

Basic dynamic load rating (C) - 0,515 kN

Basic static load rating (C0) - 0,252 kN

(Grease) Lubrication Speed - 38 000 r/min

(Oil) Lubrication Speed - 45 000 r/min

Calculation factor (f0) - 15,9

NTN 678A Image

Bearing 678A NTN 678A type

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