SKF NNU4936BK/SPW33 Cylindrical roller bearings,SKF NNU 4936 BK/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 4936 BK/SPW33

NNU 4936 BK/SPW33

Dimensions
d 180mm
D 250mm
B 69mm
D1 226.05mm
F 202mm
b 8.3mm
K 3mm
r1,2min.2mm
r3,4min.1mm
smax.1.1mm

Tapered bore, taper 1:12

Abutment dimensions
damin.190mm
damax.199mm
Damax.240mm
dn 203.5mm
Calculation data
Basic dynamic load ratingC 402kN
Basic static load ratingC0 850kN
Fatigue load limitPu 88kN
Attainable speed for grease lubrication  3000r/min
Attainable speed for oil-air lubrication  3400r/min
Reference grease quantityGref 81cm³
Static radial stiffness (guideline value)  5190N/µm
Mass
Mass bearing  10.5kg
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