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21314V - SNR

21314V

Spherical roller bearing, pressed steel cage

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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Specs

PRODUCT DEFINITION

d - Internal diameter 70 mm
D - External diameter 150 mm
B - Bearing/Inner ring width 35 mm
d2 - External diameter inner ring 91,3 mm
D1 - Inner diameter outer ring 126,8 mm
rs - Min fillet radius 2,1 mm
Number of lubrication holes 0
b - Groove width 0 mm
k - Hole diameter 0 mm
Radial clearance class CN
Mass 2,99 kg
Brand SNR
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PRODUCT PERFORMANCE

C - Dynamic load 246 kN
C0 - Static load 240 kN
Cu - Fatigue limit load 28,3 kN
e - Coefficient 0.23
Y0 - Static axial load coefficient 2.83
Y1 - Lower axial load coefficient 2.9
Y2 - Upper axial load coefficient 4.31
Nref - Reference thermal speed 4200 tr/min
Nlim - Mechanical Limit Speed 5500 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 200 °C

ABUTMENT

da max - Max shoulder diameter IR 0 mm
da min - Min shoulder diameter IR 82 mm
Da max - Max shoulder diameter OR 138 mm
ra max - Max shaft & housing fillet radius 2 mm
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