SKF NNU4930B/SPW33 Cylindrical roller bearings,SKF NNU 4930 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 4930 B/SPW33

NNU 4930 B/SPW33

Dimensions
d 150mm
D 210mm
B 60mm
D1 190.9mm
F 168.5mm
b 5.5mm
K 3mm
r1,2min.2mm
smax.2mm
Abutment dimensions
damin.160mm
damax.166mm
dbmin.172mm
Damax.200mm
ramax.2mm
dn 169.9mm
Calculation data
Basic dynamic load ratingC 330kN
Basic static load ratingC0 655kN
Fatigue load limitPu 71kN
Attainable speed for grease lubrication  3800r/min
Attainable speed for oil-air lubrication  4300r/min
Reference grease quantityGref 57cm³
Static radial stiffness (guideline value)  4160N/µm
Mass
Mass bearing  6.25kg
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Hot number： 23022-2RS/VT143 18695 22x45x7 HMSA10 RG 27293 32920 51176 F 6211/HR22Q2 71900 ACE/P4AH BC2B 326363/HA4 G 25x32x4 K 81103 TN NUP 2214 ECML PCZ 2616 M SSAFS 22215 T SYK 35 LD

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