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

KRV47/3AS - NTN

KRV47/3AS

Needle roller bearing, cam follower, full-complement roller, slot for screwdriver, oil hole, spherical outer ring

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
D - External diameter47 mm
d1 - Stud diameter20 mm
C - Width of bearing, drawn cup or outer ring24 mm
F - Under roller diameter25 mm
B - Bearing/Inner ring width25,5 mm
B1 - Total stud length66 mm
B2 - Stud rod length40,5 mm
G - Stud thread designationM20X1.5
G1 - Thread length of the stud21 mm
B3 - Distance between washer face and radial lub hole9 mm
C1 - Distance between roller face and washer face0,8 mm
n - Axial lubrication hole diameter8 mm
a - Radial lubrication hole diameter4 mm
e - Inlet diameter of roller or washer37 mm
R - Track roller radius500 mm
Maximum tightening torque98 N-m
Bearing with/without cageSans
Radial clearance classCN
Precision classP0
Mass0,39 kg
undefined
PRODUCT PERFORMANCE
Cr - Dynamic load rating28,8 kN
C0r - Static load rating61 kN
Track load capacity spherical outer ring4,7 kN
N lim - Grease lubrication limit speed4000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C