Documentation

Product information

PRODUCT DEFINITION
Brand	SNR
d - Internal diameter	75 mm
D - External diameter	160 mm
B - Bearing/Inner ring width	37 mm
d1 - External diameter inner ring	105 mm
D1 - Inner diameter outer ring	134,2 mm
rs - Min fillet radius	2,1 mm
Associated sleeve reference	H315
Radial clearance class	C3
Precision class	P0
Mass	3,517 kg

PRODUCT PERFORMANCE
C - Dynamic load	78 kN
C0 - Static load	30 kN
Cu - Fatigue limit load	1,25 kN
e - Coefficient	0.22
Y0 - Static axial load coefficient	2.97
Y1 - Lower axial load coefficient	2.84
Y2 - Upper axial load coefficient	4.39
N ref - Reference thermal speed	4800 tr/min
N lim - Mechanical Limit Speed	5600 tr/min
Tmin - Min operating temperature	-40 °C
Tmax - Max operating temperature	120 °C

BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)	6,732 Hz
BPFI - Over rolling frequency on inner (60 rpm)	9,268 Hz
BSF - Over rolling frequency on rolling element (60 rpm)	6,084 Hz
BRF - Rotational frequency – rolling element (60 rpm)	3,042 Hz
FTF - Rotational frequency - cage (60 rpm)	0,421 Hz

ABUTMENT
da min - Min shoulder diameter IR	86 mm
da max - Max shoulder diameter IR	102 mm
db - Min diameter for Sleeve	80 mm
Ce - Min length fro Sleeve	5 mm
Da max - Max shoulder diameter OR	149 mm
ra max - Max shaft & housing fillet radius	2 mm