Documentation

Product information

PRODUCT DEFINITION
Brand	SNR
d - Internal diameter	15 mm
D - External diameter	35 mm
B - Bearing/Inner ring width	11 mm
d1 - External diameter inner ring	20,2 mm
D1 - Inner diameter outer ring	28,8 mm
rs - Min fillet radius	0,6 mm
Radial clearance class	CN
Precision class	P0
Mass	0,049 kg

PRODUCT PERFORMANCE
C - Dynamic load	7,5 kN
C0 - Static load	1,75 kN
Cu - Fatigue limit load	0,08 kN
e - Coefficient	0.34
Y0 - Static axial load coefficient	1.95
Y1 - Lower axial load coefficient	1.86
Y2 - Upper axial load coefficient	2.89
N ref - Reference thermal speed	18000 tr/min
N lim - Mechanical Limit Speed	28000 tr/min
Tmin - Min operating temperature	-20 °C
Tmax - Max operating temperature	120 °C

BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)	3,89 Hz
BPFI - Over rolling frequency on inner (60 rpm)	6,11 Hz
BSF - Over rolling frequency on rolling element (60 rpm)	4,179 Hz
BRF - Rotational frequency – rolling element (60 rpm)	2,09 Hz
FTF - Rotational frequency - cage (60 rpm)	0,389 Hz

ABUTMENT
da min - Min shoulder diameter IR	19 mm
Da max - Max shoulder diameter OR	31 mm
ra max - Max shaft & housing fillet radius	0,6 mm