SKF NNU4938B/SPW33 Cylindrical roller bearings,SKF NNU 4938 B/SPW33 Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Cylindrical roller bearings -- Cylindrical roller bearings, double row, super-precision -- SKF NNU 4938 B/SPW33

NNU 4938 B/SPW33

Dimensions
d 190mm
D 260mm
B 69mm
D1 236mm
F 212mm
b 8.3mm
K 3mm
r1,2min.2mm
smax.1.1mm
Abutment dimensions
damin.200mm
damax.209mm
dbmin.215mm
Damax.250mm
ramax.2mm
dn 213mm
Calculation data
Basic dynamic load ratingC 402kN
Basic static load ratingC0 880kN
Fatigue load limitPu 90kN
Attainable speed for grease lubrication  2800r/min
Attainable speed for oil-air lubrication  3200r/min
Reference grease quantityGref 85cm³
Static radial stiffness (guideline value)  5380N/µm
Mass
Mass bearing  11kg
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Hot number: 16 VA V 19615 316968 A 32 VS R 6011 6080 M 61904 7010 CB/P4A 7217 ACD/P4A 84510 90x115x12 HMS5 V GEG 50 ES N 217 ECP NNU 41/900 M/W33 SAF 1518 x 3.1/16

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