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32010A - SNR

32010A

Tapered roller bearing, pressed steel cage

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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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Internal diameter 50 mm
D - External diameter 80 mm
B - Bearing/Inner ring width 20 mm
C - Outer ring width 15,5 mm
T - Total width 20 mm
d1 - External diameter inner ring 65,8 mm
a - Charge load application point 18 mm
rs - Min fillet radius 1 mm
r1s - Min fillet radius 1 mm
Mass 0,368 kg
ISO 355 reference T3CC050
Brand SNR
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PRODUCT PERFORMANCE

C - Dynamic load 62,8 kN
A2 - Rating life coefficient 1
C0 - Static load 88,2 kN
Cu - Fatigue limit load 10,8 kN
e - Coefficient 0.42
Y0 - Static axial load coefficient 0.78
Y2 - Upper axial load coefficient 1.42
Nref - Reference thermal speed 5100 tr/min
Nlim - Mechanical Limit Speed 8700 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 120 °C
FTF - Characteristic cage frequency 0,446 Hz
BSF - Characteristic rolling element frequency 8,768 Hz
BPFO - Characteristic outer ring frequency 10,253 Hz
BPFI - Characteristic inner ring frequency 12,748 Hz

ABUTMENT

da max - Max shoulder diameter IR 56 mm
db min - Min IR shoulder diameter 55,5 mm
Da min - Min shoulder diameter OR 72 mm
Da max - Max shoulder diameter OR 74,5 mm
Db min - Min OR shoulder diameter 77 mm
Ca - Min clearance 4 mm
Cb - Min clearance 4,5 mm
ra max - Max fillet radius 1 mm
r1a - Max fillet radius 1 mm
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