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Needle roller bearing, machined-ring, without inner ring

RNA4900R - NTN

RNA4900R

Needle roller bearing, machined-ring, without inner ring, double-side ribs, lubrication hole

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
Fw - Under rollers diameter14 mm
D - External diameter22 mm
C - Width of bearing, drawn cup or outer ring13 mm
rs - Min fillet radius0,3 mm
Lubrication hole on outer ringOui/Yes
k - Hole diameter2,5 mm
Radial clearance classCN
Precision classP0
Mass0,017 kg
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PRODUCT PERFORMANCE
Cr - Dynamic load rating8,6 kN
C0r - Static load rating9,2 kN
N lim - Grease lubrication limit speed16000 tr/min
N lim - Oil lubrication limit speed24000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
Da max - Max shoulder diameter OR20 mm
ras max - Max shaft & housing fillet radius0,3 mm