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Inner rings

1R70X80X28 - NTN

1R70X80X28

Needle roller bearing, inner ring

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter70 mm
B - Bearing/Inner ring width28 mm
F - Under roller diameter80 mm
rs - Min fillet radius1,1 mm
Lubrication hole on inner ringNon/No
t - IR chamfer length2,2 mm
Precision classP0
Mass0,25 kg
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ABUTMENT
da min - Min shoulder diameter IR76,5 mm
ras max - Max shaft & housing fillet radius1 mm