Cylindrical roller bearings, single row, super-precision N 1011 KTN/SP
Bearing number : N 1011 KTN/SP
Size (mm) : 55x90x18
Brand : SKF
Bore Diameter (mm) : 55
Outer Diameter (mm) : 90
Width (mm) : 18
Bearing dimensions and specification in SKF catalogue:
d - 55 mm
D - 90 mm
B - 18 mm
d1 - 68.2 mm
E - 81 mm
r1,2 - min. - 1.1 mm
r3,4 - min. - 0.6 mm
s - 2.5 mm
da - min. - 61.5 mm
Da - min. - 82 mm
Da - max. - 83.5 mm
ra - max. - 1 mm
dn - 79.8 mm
Basic dynamic load rating - C - 40.2 kN
Basic static load rating - C0 - 48 kN
Fatigue load limit - Pu - 5.7 kN
Limiting speed for grease lubrication - 12000 r/min
Limiting speed for oil lubrication - 13000 mm/min
Gref - 4.4 cm
Static radial stiffness (guideline value) - 620 N/micron
Mass bearing - 0.39 kg