Due to technical maintenance, the NTN Europe on-line ordering system will be unavailable on Sunday 5 July from 08:00 to 12:00 (UTC+02:00).

We apologise for any inconvenience caused.

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

Single row tapered roller bearings

4T-HH228340/HH228310 - NTN

4T-HH228340/HH228310
4T-HH228340/HH228310
4T-HH228340/HH228310
4T-HH228340/HH228310

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.

This kit contains the following reference(s)

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter120,65 mm
D - External diameter254 mm
B - Bearing/Inner ring width82,55 mm
C - Outer ring width61,912 mm
T - Total width77,788 mm
d1 - External diameter inner ring185,5 mm
a - Charge load application point54,4 mm
rs - Min fillet radius9,7 mm
r1s - Min fillet radius6,4 mm
Mass18,8 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load820 kN
C0 - Static load1070 kN
Cu - Fatigue limit load108 kN
A2 - Rating life coefficient1
e - Coefficient0.32
Y0 - Static axial load coefficient1.03
Y2 - Upper axial load coefficient1.87
N lim - Oil lubrication limit speed1900 tr/min
N lim - Grease lubrication limit speed1400 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR142 mm
db min - Min IR shoulder diameter158 mm
Da max - Max shoulder diameter OR223 mm
Db min - Min OR shoulder diameter234 mm
ra max - Max fillet radius9,7 mm
r1a - Max fillet radius6,4 mm
undefined

Industry Calcul Factors

Calcul factors image