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2308KG15 - SNR

2308KG15

Self-aligning ball bearing, polyamide cage, tapered bore, open

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Technical datasheet

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PRODUCT DEFINITION
BrandSNR
d - Internal diameter40 mm
D - External diameter90 mm
B - Bearing/Inner ring width33 mm
d1 - External diameter inner ring53,7 mm
D1 - Inner diameter outer ring76,4 mm
rs - Min fillet radius1,5 mm
Associated sleeve referenceH2308
Radial clearance classCN
Precision classP0
Mass0,899 kg
Product classification image
PRODUCT PERFORMANCE
C - Dynamic load44,9 kN
C0 - Static load13,5 kN
Cu - Fatigue limit load0,61 kN
e - Coefficient0.43
Y0 - Static axial load coefficient1.52
Y1 - Lower axial load coefficient1.45
Y2 - Upper axial load coefficient2.25
Nref - Reference thermal speed8500 tr/min
Nlim - Mechanical Limit Speed10000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Characteristic outer ring frequency (60 rpm)4,713 Hz
BPFI - Characteristic inner ring frequency (60 rpm)7,287 Hz
FTF - Characteristic cage frequency (60 rpm)0,393 Hz
BSF - Characteristic rolling element frequency (60 rpm)4,271 Hz
ABUTMENT
da min - Min shoulder diameter IR48 mm
da max - Max shoulder diameter IR52 mm
db - Min diameter for Sleeve45 mm
Ce - Min length fro Sleeve5 mm
Da max - Max shoulder diameter OR82 mm
ra max - Max shaft & housing fillet radius1,5 mm
Product classification image