Bearing NA4868 (SKF)

Needle roller bearings NA4868

Bearing number : NA4868

Size (mm) : 340x420x80

Brand : SKF

Bore Diameter (mm) : 340

Outer Diameter (mm) : 420

Width (mm) : 80

Bearing dimensions and specification in SKF catalogue:

d - 340 mm

F - 370 mm

D - 420 mm

B - 80 mm

C - 80 mm

r1 min. - 2,1 mm

r2 min. - 2,1 mm

da max - 351 mm

Da max. - 409 mm

ra max. - 2 mm

S - 2 mm

Weight - 24 Kg

Basic dynamic load rating (C) - 616 kN

Basic static load rating (C0) - 1960 kN

Fatigue load limit (Pu) - 176

Reference speed - 1000 r/min

Limiting speed - 1200 r/min

Designation

Bore Dia, mm

Outer Dia, mm: