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

4T-30203 - NTN

4T-30203

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 diameter17 mm
D - External diameter40 mm
B - Bearing/Inner ring width12 mm
C - Outer ring width11 mm
T - Total width13,25 mm
d1 - External diameter inner ring28,5 mm
a - Charge load application point9,5 mm
rs - Min fillet radius1 mm
r1s - Min fillet radius1 mm
Mass0,08 kg
ISO 355 referenceT2DB017
undefined
PRODUCT PERFORMANCE
C - Dynamic load22,7 kN
C0 - Static load20,3 kN
Cu - Fatigue limit load2,48 kN
A2 - Rating life coefficient1
e - Coefficient0.35
Y0 - Static axial load coefficient0.96
Y2 - Upper axial load coefficient1.74
N lim - Oil lubrication limit speed13000 tr/min
N lim - Grease lubrication limit speed9900 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da max - Max shoulder diameter IR23 mm
db min - Min IR shoulder diameter22,5 mm
Da min - Min shoulder diameter OR33 mm
Da max - Max shoulder diameter OR34,5 mm
Db min - Min OR shoulder diameter37 mm
Ca - Min clearance2 mm
Cb - Min clearance2 mm
ra max - Max fillet radius1 mm
r1a - Max fillet radius1 mm
undefined