• Français
  • Italiano
  • Português do Brasil
  • Español
  • Deutsch
  • Polski
  • Русский
  • Türkçe
  • English

3209A - SNR

3209A

Double row angular contact ball bearing, polyamide cage, open

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter45 mm
D - External diameter85 mm
B - Bearing/Inner ring width30,2 mm
d1 - External diameter inner ring57,2 mm
D1 - Inner diameter outer ring72,6 mm
a - Charge load application point43,2 mm
α - Contact angle25 °
rs - Min fillet radius1,1 mm
Radial clearance classCN
Precision classP0
Mass0,583 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load45,7 kN
C0 - Static load37,2 kN
Cu - Fatigue limit load2,27 kN
f0 - Coefficient14.6
N ref - Reference thermal speed6500 tr/min
N lim - Mechanical Limit Speed7500 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)3,716 Hz
BPFI - Over rolling frequency on inner (60 rpm)5,284 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,042 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,521 Hz
FTF - Rotational frequency - cage (60 rpm)0,413 Hz
ABUTMENT
da min - Min shoulder diameter IR51,5 mm
Da max - Max shoulder diameter OR78,5 mm
ra max - Max shaft & housing fillet radius1 mm
undefined