SKF NNU4940BK/SPW33 Cylindrical roller bearings,SKF NNU 4940 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 4940 BK/SPW33

NNU 4940 BK/SPW33

Dimensions
d 200mm
D 280mm
B 80mm
D1 252.2mm
F 225mm
b 11.1mm
K 3mm
r1,2min.2.1mm
r3,4min.1.1mm
smax.3.7mm

Tapered bore, taper 1:12

Abutment dimensions
damin.211mm
damax.222mm
Damax.269mm
dn 227mm
Calculation data
Basic dynamic load ratingC 484kN
Basic static load ratingC0 1040kN
Fatigue load limitPu 106kN
Attainable speed for grease lubrication  2600r/min
Attainable speed for oil-air lubrication  3000r/min
Reference grease quantityGref 117cm³
Static radial stiffness (guideline value)  5480N/µm
Mass
Mass bearing  15kg
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Hot number： 10152 32019 X 33026 36x50x7 HMS5 RG 7000 CD/HCP4A 708 ACE/P4A BD-C 3984 KM-OH 3984 HE D/W R1810-2ZS H 3136 L MVR1-40 MS 3160 NNU 4920 B/SPW33 NUP 205 ECML SAF 1620 x 3.5/16 TLC W 636

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