

SKF NNU4960BK/SPW33 bearing
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Cylindrical roller bearings, double row, super-precision NNU 4960 BK/SPW33
Bearing number : NNU 4960 BK/SPW33
Size (mm) : 300x420x118
Brand : SKF
Bore Diameter (mm) : 300
Outer Diameter (mm) : 420
Width (mm) : 118
Bearing dimensions and specification in SKF catalogue:
d - 300 mm
D - 420 mm
B - 118 mm
D1 - 379 mm
F - 339 mm
b - 16.7 mm
K - 3 mm
r1,2 - min. - 3 mm
r3,4 - min. - 1.1 mm
s - 5.5 mm
da - min. - 313 mm
da - max. - 335 mm
Da - max. - 407 mm
ra - max. - 2.5 mm
dn - 362 mm
Basic dynamic load rating - C - 1020 kN
Basic static load rating - C0 - 2360 kN
Fatigue load limit - Pu - 224 kN
Limiting speed for grease lubrication - 1800 r/min
Limiting speed for oil lubrication - 2000 mm/min
Gref - 420 cm
Mass bearing - 50 kg


Contact Details
ROOM 19/F AiLeiw 532
Basheki.sepwer.Hong Kong
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