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Spherical roller bearings

22336EMW33C2 - SNR

22336EMW33C2

Spherical roller bearing, one-piece machined cage, groove and lubrication holes on outer ring

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 offers as standard, unsurpassed endurance and longevity.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter180 mm
D - External diameter380 mm
B - Bearing/Inner ring width126 mm
d2 - External diameter inner ring0 mm
D1 - Inner diameter outer ring328,2 mm
rs - Min fillet radius4 mm
Number of lubrication holes3 ou 8
b - Groove width20,9 mm
k - Hole diameter10 mm
Radial clearance classC2
Mass70,2 kg
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PRODUCT PERFORMANCE
C - Dynamic load2420 kN
C0 - Static load2810 kN
Cu - Fatigue limit load249 kN
e - Coefficient0.32
Y0 - Static axial load coefficient2.04
Y1 - Lower axial load coefficient2.09
Y2 - Upper axial load coefficient3.11
N ref - Reference thermal speed1200 tr/min
N lim - Mechanical Limit Speed1700 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature200 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)6,574 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,426 Hz
BSF - Over rolling frequency on rolling element (60 rpm)5,31 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,655 Hz
FTF - Rotational frequency - cage (60 rpm)0,411 Hz
ABUTMENT
da max - Max shoulder diameter IR0 mm
da min - Min shoulder diameter IR197 mm
Da max - Max shoulder diameter OR363 mm
ra max - Max shaft & housing fillet radius3 mm
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