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

Single row cylindrical roller bearings

NJ304EAT2X - NTN

NJ304EAT2X

Single row cylindrical roller bearing, single direction for axial loads, separable, polyamide cage.

--> Take a look on Special Prices

 

In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter20 mm
D - External diameter52 mm
B - Bearing/Inner ring width15 mm
E - Upper roller diameter45,5 mm
F - Under roller diameter27,5 mm
d1 - IR flange outer diameter31,1 mm
rs - Min fillet radius1,1 mm
r1s - Min fillet radius0,6 mm
Radial clearance classCN
Mass0,149 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load37,5 kN
C0 - Static load26,9 kN
Cu - Fatigue limit load3,25 kN
N lim - Oil lubrication limit speed18000 tr/min
N lim - Grease lubrication limit speed13000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR24 mm
da max - Small face shoulder max diameter27 mm
db min - Min inner ring GO diameter0 mm
dc min - Min inner ring GO diameter30 mm
Da max - Max shoulder diameter OR45,5 mm
ra max - Max fillet radius1 mm
r1a - Max fillet radius0,6 mm
undefined