INA NA4903 bearing

Bearing NA4903 Bearing NA4903

INA NA4903 bearing, Size: 17x30x13. INA NA4903 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearings NA4903

Bearing number : NA4903

Size (mm) : 17x30x13

Brand : INA

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 13

Bearing dimensions and specification in INA catalogue:

d - 17 mm

D - 30 mm

B - 13 mm

F - 22 mm

rmin - 0,3 mm

s - 0,5 mm / Axial displacement

m - 37 g / Weight

Cr - 12400 N / Dynamic load rating (radial)

C0r - 14600 N / Static load rating (radial)

Cur - 2600 N / Fatigue limit load, radial

nG - 20000 1/min / Limiting speed

nB - 10900 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

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