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22216EAKW33ZZ - SNR

22216EAKW33ZZ

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The spherical roller bearing withstands significant loads and misalignments. This type of roller bearing is well adapted to harsh operating conditions: impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN EUROPE offers as standard, unsurpassed endurance and longevity.

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Technical datasheet

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PRODUCT DEFINITION
BrandSNR
d - Internal diameter80 mm
D - External diameter140 mm
B - Bearing/Inner ring width33 mm
d2 - External diameter inner ring94,9 mm
D1 - Inner diameter outer ring126,7 mm
rs - Min fillet radius2 mm
Number of lubrication holes3
b - Groove width7,87 mm
k - Hole diameter3,5 mm
Associated sleeve referenceH316
Radial clearance classCN
Mass2,1 kg
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PRODUCT PERFORMANCE
C - Dynamic load278 kN
C0 - Static load287 kN
Cu - Fatigue limit load33,8 kN
e - Coefficient0.22
Y0 - Static axial load coefficient3.07
Y1 - Lower axial load coefficient3.14
Y2 - Upper axial load coefficient4.67
Nref - Reference thermal speed4300 tr/min
Nlim - Mechanical Limit Speed5800 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Characteristic outer ring frequency (60 rpm)8,123 Hz
BPFI - Characteristic inner ring frequency (60 rpm)10,877 Hz
FTF - Characteristic cage frequency (60 rpm)0,428 Hz
BSF - Characteristic rolling element frequency (60 rpm)6,684 Hz
ABUTMENT
da max - Max shoulder diameter IR94,9 mm
da min - Min shoulder diameter IR91 mm
db - Min diameter for Sleeve85 mm
Ce - Min length fro Sleeve12 mm
Da max - Max shoulder diameter OR129 mm
ra max - Max shaft & housing fillet radius2 mm
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