SKF NNU4921B/SPW33 bearing

105x145x40

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Cylindrical roller bearings, double row, super-precision NNU 4921 B/SPW33

Bearing number : NNU 4921 B/SPW33

Size (mm) : 105x145x40

Brand : SKF

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 40

Bearing dimensions and specification in SKF catalogue:

d - 105 mm

D - 145 mm

B - 40 mm

D1 - 130.8 mm

F - 118 mm

b - 5.5 mm

K - 3 mm

r1,2 - min. - 1.1 mm

r1,2 - min. - 1.1 mm

s - 1.1 mm

da - min. - 111 mm

da - max. - 116 mm

db - min. - 121 mm

Da - max. - 138.5 mm

ra - max. - 1 mm

ra - max. - 1 mm

dn - 119 mm

Basic dynamic load rating - C - 130 kN

Basic static load rating - C0 - 260 kN

Fatigue load limit - Pu - 30 kN

Limiting speed for grease lubrication - 5300 r/min

Limiting speed for oil lubrication - 6000 mm/min

Gref - 15 cm

Mass bearing - 2 kg

Bearing NNU 4921 B/SPW33 Bearing NNU 4921 B/SPW33

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