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Needle roller bearing, machined-ring, with inner ring

NA6913R - NTN

NA6913R

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter65 mm
D - External diameter90 mm
C - Width of bearing, drawn cup or outer ring45 mm
F - Under roller diameter72 mm
rs - Min fillet radius1 mm
s - Max axial offset1,5 mm
Lubrication hole on outer ringOui/Yes
k - Hole diameter3 mm
Lubrication hole on inner ringNon/No
Radial clearance classCN
Precision classP0
Mass0,779 kg
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PRODUCT PERFORMANCE
Cr - Dynamic load rating97 kN
C0r - Static load rating198 kN
N lim - Grease lubrication limit speed3700 tr/min
N lim - Oil lubrication limit speed5500 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR70 mm
Da max - Max shoulder diameter OR85 mm
ras max - Max shaft & housing fillet radius1 mm