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SKF NA4909 bearing

Bearing NA 4909 Bearing NA 4909

SKF NA4909, Size: 45x68x22. SKF NA4909 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearings, with machined rings, with an inner ring NA 4909

Bearing number : NA 4909

Size (mm) : 45x68x22

Brand : SKF

Bore Diameter (mm) : 45

Outer Diameter (mm) : 68

Width (mm) : 22

Bearing dimensions and specification in SKF catalogue:

d - 45 mm

D - 68 mm

B - 22 mm

F - 52 mm

r1,2 - min. - 0.6 mm

s - 1 mm

da - min. - 49 mm

Da - max. - 64 mm

ra - max. - 0.6 mm

Basic dynamic load rating - C - 45.7 kN

Basic static load rating - C0 - 78 kN

Fatigue load limit - Pu - 9.6 kN

Reference speed - 7500 r/min

Limiting speed - 8500 r/min

Mass bearing - 0.271 kg

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