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

4T-30206 - NTN

4T-30206

Tapered roller bearing, pressed steel cage

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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter30 mm
D - External diameter62 mm
B - Bearing/Inner ring width16 mm
C - Outer ring width14 mm
T - Total width17,25 mm
d1 - External diameter inner ring45 mm
a - Charge load application point13,5 mm
rs - Min fillet radius1 mm
r1s - Min fillet radius1 mm
Mass0,236 kg
ISO 355 referenceT3DB030
undefined
PRODUCT PERFORMANCE
C - Dynamic load48,5 kN
C0 - Static load48 kN
Cu - Fatigue limit load5,9 kN
A2 - Rating life coefficient1
e - Coefficient0.37
Y0 - Static axial load coefficient0.88
Y2 - Upper axial load coefficient1.6
N lim - Oil lubrication limit speed8400 tr/min
N lim - Grease lubrication limit speed6300 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR37 mm
db min - Min IR shoulder diameter35,5 mm
Da min - Min shoulder diameter OR53 mm
Da max - Max shoulder diameter OR56,5 mm
Db min - Min OR shoulder diameter57 mm
Ca - Min clearance2 mm
Cb - Min clearance3 mm
ra max - Max fillet radius1 mm
r1a - Max fillet radius1 mm
undefined