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2312KC3 - SNR

2312KC3

Self-aligning ball bearing, pressed steel cage, tapered bore, open

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Technical datasheet

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PRODUCT DEFINITION
BrandSNR
d - Internal diameter60 mm
D - External diameter130 mm
B - Bearing/Inner ring width46 mm
d1 - External diameter inner ring77 mm
D1 - Inner diameter outer ring108,8 mm
rs - Min fillet radius2,1 mm
Associated sleeve referenceH2312
Radial clearance classC3
Precision classP0
Mass2,6 kg
Product classification image
PRODUCT PERFORMANCE
C - Dynamic load87 kN
C0 - Static load28,2 kN
Cu - Fatigue limit load1,28 kN
e - Coefficient0.41
Y0 - Static axial load coefficient1.62
Y1 - Lower axial load coefficient1.55
Y2 - Upper axial load coefficient2.39
Nref - Reference thermal speed6600 tr/min
Nlim - Mechanical Limit Speed7200 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Characteristic outer ring frequency (60 rpm)4,721 Hz
BPFI - Characteristic inner ring frequency (60 rpm)7,279 Hz
FTF - Characteristic cage frequency (60 rpm)0,393 Hz
BSF - Characteristic rolling element frequency (60 rpm)4,32 Hz
ABUTMENT
da min - Min shoulder diameter IR71 mm
da max - Max shoulder diameter IR74 mm
db - Min diameter for Sleeve66 mm
Ce - Min length fro Sleeve5 mm
Da max - Max shoulder diameter OR119 mm
ra max - Max shaft & housing fillet radius2 mm
Product classification image