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

Single row or matched pairs of angular contact ball bearings

7338BG - NTN

7338BG

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 diameter190 mm
D - External diameter400 mm
B - Bearing/Inner ring width78 mm
a - Charge load application point163 mm
α - Contact angle40 °
rs - Min fillet radius5 mm
r1s - Min fillet radius2 mm
Radial clearance classCN
Mass47 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load430 kN
C0 - Static load535 kN
Cu - Fatigue limit load24 kN
N lim - Oil lubrication limit speed2000 tr/min
N lim - Grease lubrication limit speed1500 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR212 mm
Da max - Max shoulder diameter OR378 mm
Db max - Max OR shoulder diameter390 mm
r1a - Max fillet radius2 mm
ra max - Max shaft & housing fillet radius4 mm
undefined