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

Single row or matched pairs of angular contact ball bearings

7203BL1G - NTN

7203BL1G

Angular contact ball bearing, brass cage inner ring guided

The single row angular contact ball bearing is designed to withstand combined loads with a predominant axial component. Installed in opposition with another bearing of the same type, it guarantees high mounting rigidity.

The NTN range is available in several variants: 30° or 40° angles, polyamide, pressed steel or solid brass cages, universal pairing available, clearances or preloads, etc.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter17 mm
D - External diameter40 mm
B - Bearing/Inner ring width12 mm
a - Charge load application point18 mm
α - Contact angle40 °
rs - Min fillet radius0,6 mm
r1s - Min fillet radius0,3 mm
Radial clearance classCN
Mass0,066 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load12,2 kN
C0 - Static load6,1 kN
Cu - Fatigue limit load0,48 kN
N lim - Oil lubrication limit speed22000 tr/min
N lim - Grease lubrication limit speed17000 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR21,5 mm
db min - Min IR shoulder diameter19,5 mm
Da max - Max shoulder diameter OR35,5 mm
Db max - Max OR shoulder diameter37,5 mm
r1a - Max fillet radius0,3 mm
ra max - Max shaft & housing fillet radius0,6 mm
undefined