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
110 mm
D - External diameter
170 mm
B - Bearing/Inner ring width
38 mm
C - Outer ring width
29 mm
T - Total width
38 mm
d1 - External diameter inner ring
139,9 mm
a - Charge load application point
36,6 mm
rs - Min fillet radius
2,5 mm
r1s - Min fillet radius
2 mm
Mass
2,972 kg
PRODUCT PERFORMANCE
C - Dynamic load
252 kN
A2 - Rating life coefficient
1
C0 - Static load
394 kN
Cu - Fatigue limit load
43,4 kN
e - Coefficient
0.43
Y0 - Static axial load coefficient
0.77
Y2 - Upper axial load coefficient
1.39
N ref - Reference thermal speed
2600 tr/min
N lim - Mechanical Limit Speed
3900 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)
12,593 Hz
BPFI - Over rolling frequency on inner (60 rpm)
15,407 Hz
BSF - Over rolling frequency on rolling element (60 rpm)
9,465 Hz
BRF - Rotational frequency – rolling element (60 rpm)
