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Spherical roller bearings

230/600BL1 - NTN

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
BrandNTN
d - Internal diameter600 mm
D - External diameter870 mm
B - Bearing/Inner ring width200 mm
d2 - External diameter inner ring0 mm
D1 - Inner diameter outer ring785 mm
rs - Min fillet radius6 mm
b - Groove width27 mm
k - Hole diameter16 mm
Radial clearance classCN
Mass400 kg
PRODUCT PERFORMANCE
C - Dynamic load5800 kN
C0 - Static load12000 kN
Cu - Fatigue limit load835 kN
e - Coefficient0.21
Y0 - Static axial load coefficient3.1
Y1 - Lower axial load coefficient3.17
Y2 - Upper axial load coefficient4.72
N lim - Oil lubrication limit speed420 tr/min
N lim - Grease lubrication limit speed310 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR628 mm
Da max - Max shoulder diameter OR842 mm
ra max - Max shaft & housing fillet radius5 mm

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