SKF 308NR bearing

Bearing 308 NR Bearing 308 NR

Deep groove ball bearings, single row, with filling slots 308 NR

Bearing number : 308 NR

Size (mm) : 40x90x23

Brand : SKF

Bore Diameter (mm) : 40

Outer Diameter (mm) : 90

Width (mm) : 23

Bearing dimensions and specification in SKF catalogue:

d - 40 mm

D - 90 mm

B - 23 mm

d1 - - 56.11 mm

D2 - - 77.7 mm

D3 - 86.79 mm

D4 - 96.5 mm

b - 2.7 mm

C - 3.28 mm

f - 2.46 mm

r0 - 0.6 mm

r1,2 - min. - 1.5 mm

da - min. - 49 mm

Da - max. - 81 mm

Db - min. - 98 mm

ba - min. - 3 mm

Ca - max. - 5.74 mm

ra - max. - 1.5 mm

Basic dynamic load rating - C - 45.7 kN

Basic static load rating - C0 - 36 kN

Fatigue load limit - Pu - 1.5 kN

Reference speed - 14000 r/min

Limiting speed - 8500 r/min

Calculation factor minimum radial load - kr - 0.05

Mass bearing - 0.64 kg

Snap ring - SP 90