Name: 30214A
SKU: 30214A-SNR

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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3D file

Product information

PRODUCT DEFINITION
Brand	SNR
d - Internal diameter	70 mm
D - External diameter	125 mm
B - Bearing/Inner ring width	24 mm
C - Outer ring width	21 mm
T - Total width	26,25 mm
d1 - External diameter inner ring	94,8 mm
a - Charge load application point	26,1 mm
rs - Min fillet radius	2 mm
r1s - Min fillet radius	1,5 mm
Mass	1,261 kg
ISO 355 reference	T3EB070

PRODUCT PERFORMANCE
C - Dynamic load	145 kN
A2 - Rating life coefficient	1
C0 - Static load	174 kN
Cu - Fatigue limit load	21,2 kN
e - Coefficient	0.42
Y0 - Static axial load coefficient	0.79
Y2 - Upper axial load coefficient	1.43
N ref - Reference thermal speed	3600 tr/min
N lim - Mechanical Limit Speed	5800 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)	8,576 Hz
BPFI - Over rolling frequency on inner (60 rpm)	11,424 Hz
BSF - Over rolling frequency on rolling element (60 rpm)	6,627 Hz
BRF - Rotational frequency – rolling element (60 rpm)	3,314 Hz
FTF - Rotational frequency - cage (60 rpm)	0,429 Hz

ABUTMENT
da max - Max shoulder diameter IR	81 mm
db min - Min IR shoulder diameter	80 mm
Da min - Min shoulder diameter OR	110 mm
Da max - Max shoulder diameter OR	116,5 mm
Db min - Min OR shoulder diameter	118 mm
Ca - Min clearance	4 mm
Cb - Min clearance	5 mm
ra max - Max fillet radius	2 mm
r1a - Max fillet radius	1,5 mm

Single row tapered roller bearings

30214A - SNR

Documentation

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Single row tapered roller bearings

30214A - SNR

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Documentation

Product information

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