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4204A - SNR

4204A

Double row deep groove ball bearing, polyamide cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter20 mm
D - External diameter47 mm
B - Bearing/Inner ring width18 mm
d1 - External diameter inner ring30,25 mm
D1 - Inner diameter outer ring38,8 mm
rs - Min fillet radius1 mm
Radial clearance classCN
Precision classP0
Mass0,14 kg
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PRODUCT PERFORMANCE
C - Dynamic load17,8 kN
C0 - Static load12,7 kN
Cu - Fatigue limit load0,74 kN
f0 - Coefficient13.8
N ref - Reference thermal speed13000 tr/min
N lim - Mechanical Limit Speed14000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)3,568 Hz
BPFI - Over rolling frequency on inner (60 rpm)5,432 Hz
FTF - Rotational frequency - cage (60 rpm)0,396 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,311 Hz
BSF - Over rolling frequency on rolling element (60 rpm)4,622 Hz
ABUTMENT
da min - Min shoulder diameter IR26 mm
Da max - Max shoulder diameter OR41 mm
ra max - Max shaft & housing fillet radius1 mm
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