• English
  • Français
  • Deutsch
  • Italiano
  • Español
  • Português do Brasil
  • Polski
  • Русский
  • Türkçe

Spherical roller bearings

23172B - NTN

23172B

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 diameter360 mm
D - External diameter600 mm
B - Bearing/Inner ring width192 mm
d2 - External diameter inner ring0 mm
D1 - Inner diameter outer ring520 mm
rs - Min fillet radius5 mm
Number of lubrication holes8
b - Groove width27 mm
k - Hole diameter16 mm
Radial clearance classCN
Mass222 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load4200 kN
C0 - Static load7050 kN
Cu - Fatigue limit load530 kN
e - Coefficient0.32
Y0 - Static axial load coefficient2.07
Y1 - Lower axial load coefficient2.11
Y2 - Upper axial load coefficient3.15
N lim - Oil lubrication limit speed630 tr/min
N lim - Grease lubrication limit speed490 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR382 mm
Da max - Max shoulder diameter OR578 mm
ra max - Max shaft & housing fillet radius4 mm
undefined