SKF NNU4960B/SPW33 Cylindrical roller bearings,SKF NNU 4960 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 4960 B/SPW33

NNU 4960 B/SPW33

Dimensions
d 300mm
D 420mm
B 118mm
D1 379mm
F 339mm
b 16.7mm
K 3mm
r1,2min.3mm
smax.5.5mm
Abutment dimensions
damin.313mm
damax.335mm
dbmin.343mm
Damax.407mm
ramax.2.5mm
dn 362mm
Calculation data
Basic dynamic load ratingC 1020kN
Basic static load ratingC0 2360kN
Fatigue load limitPu 224kN
Attainable speed for grease lubrication  1800r/min
Attainable speed for oil-air lubrication  2000r/min
Reference grease quantityGref 420cm³
Static radial stiffness (guideline value)  8050N/µm
Mass
Mass bearing  50kg
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Hot number： 10034 BD-23224 CCK/W33-AHX 3224 G BD-240/800 ECAK30/W33-AOH 240/800 G BD-C 3972 KM-OH 3972 HE C 4026 K30V FSNL 524 TURU FYTBK 20 TD IR 25x30x26.5 NATV 25 PPXA P 12 TF S7013 CD/P4A SAF 22532 x 5.3/8 SAFS 23024 KATLC x 4 SHR 50 SNL 3272

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