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Single row tapered roller bearings

32316.B.C12 - SNR

32316.B.C12

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.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter80 mm
D - External diameter170 mm
B - Bearing/Inner ring width58 mm
C - Outer ring width48 mm
T - Total width61,5 mm
d1 - External diameter inner ring125,2 mm
a - Charge load application point49 mm
rs - Min fillet radius3 mm
r1s - Min fillet radius2,5 mm
Mass6,303 kg
ISO 355 referenceT5GD080B
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PRODUCT PERFORMANCE
C - Dynamic load365 kN
A2 - Rating life coefficient1
C0 - Static load470 kN
Cu - Fatigue limit load53,7 kN
e - Coefficient0.55
Y0 - Static axial load coefficient0.6
Y2 - Upper axial load coefficient1.1
N ref - Reference thermal speed3300 tr/min
N lim - Mechanical Limit Speed4100 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)6,652 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,347 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,42 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,71 Hz
FTF - Rotational frequency - cage (60 rpm)0,415 Hz
ABUTMENT
da max - Max shoulder diameter IR96 mm
db min - Min IR shoulder diameter94 mm
Da min - Min shoulder diameter OR137 mm
Da max - Max shoulder diameter OR158 mm
Db min - Min OR shoulder diameter164,3 mm
Ca - Min clearance7 mm
Cb - Min clearance13,5 mm
ra max - Max fillet radius2,5 mm
r1a - Max fillet radius2 mm
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