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

Spherical roller bearings

24188BK30C3 - 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 diameter440 mm
D - External diameter720 mm
B - Bearing/Inner ring width280 mm
d2 - External diameter inner ring0 mm
D1 - Inner diameter outer ring614 mm
rs - Min fillet radius6 mm
Number of lubrication holes8
b - Groove width33 mm
k - Hole diameter20 mm
Associated sleeve referenceAH24188H
Radial clearance classC3
Mass449 kg
PRODUCT PERFORMANCE
C - Dynamic load7200 kN
C0 - Static load13100 kN
Cu - Fatigue limit load715 kN
e - Coefficient0.39
Y0 - Static axial load coefficient1.71
Y1 - Lower axial load coefficient1.75
Y2 - Upper axial load coefficient2.61
N lim - Oil lubrication limit speed500 tr/min
N lim - Grease lubrication limit speed390 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR468 mm
Da max - Max shoulder diameter OR692 mm
ra max - Max shaft & housing fillet radius5 mm

Industry Calcul Factors

Calcul factors image