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One direction thrust ball bearings

51311 - NTN

51311

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter55 mm
D - External diameter105 mm
T - Thrust bearing height35 mm
rs - Min fillet radius1,1 mm
Mass1,29 kg
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PRODUCT PERFORMANCE
Ca - Dynamic axial load rating119 kN
C0a - Static axial load rating246 kN
Cua - Limit axial load rating11,1 kN
N lim - Oil lubrication limit speed2300 tr/min
N lim - Grease lubrication limit speed1600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
Da max - Max shoulder diameter OR75 mm
da min - Min shoulder diameter IR85 mm
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