The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.
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Documentation
Product information
PRODUCT DEFINITION
Brand
SNR
d - Internal diameter
190 mm
D - External diameter
290 mm
B - Bearing/Inner ring width
64 mm
C - Outer ring width
48 mm
T - Total width
64 mm
a - Charge load application point
62,5 mm
rs - Min fillet radius
3 mm
r1s - Min fillet radius
2,5 mm
Mass
15,1 kg
ISO 355 reference
T4FD190
PRODUCT PERFORMANCE
C - Dynamic load
655 kN
A2 - Rating life coefficient
1
C0 - Static load
1210 kN
Cu - Fatigue limit load
113,3 kN
e - Coefficient
0.44
Y0 - Static axial load coefficient
0.75
Y2 - Upper axial load coefficient
1.36
Tmin - Min operating temperature
-40 °C
Tmax - Max operating temperature
120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)
13,131 Hz
BPFI - Over rolling frequency on inner (60 rpm)
15,869 Hz
BSF - Over rolling frequency on rolling element (60 rpm)
10,069 Hz
BRF - Rotational frequency – rolling element (60 rpm)
