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Double-row self-aligning ball bearings

1216S - NTN

1216S

Self-aligning ball bearing, pressed steel cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter80 mm
D - External diameter140 mm
B - Bearing/Inner ring width26 mm
rs - Min fillet radius2 mm
Radial clearance classCN
Precision classP0
Mass1,68 kg
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PRODUCT PERFORMANCE
C - Dynamic load40 kN
C0 - Static load17 kN
Cu - Fatigue limit load0,68 kN
e - Coefficient0.16
Y0 - Static axial load coefficient4.1
Y1 - Lower axial load coefficient3.9
Y2 - Upper axial load coefficient6
N lim - Oil lubrication limit speed5000 tr/min
N lim - Grease lubrication limit speed4000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR89 mm
Da max - Max shoulder diameter OR131 mm
ra max - Max shaft & housing fillet radius2 mm
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