Ib kab cylindrical rau cov menyuam bearings nrog lub tawb muaj xws li cylindrical rollers caged ntawm lub nplhaib sab nraud thiab sab hauv.Cov bearings no muaj lub siab rigidity, tuaj yeem txhawb nqa hnyav radial loads thiab haum rau kev kub ceev.
Lub nplhaib sab nrauv ntawm NJ cylindrical bearing muaj ob lub ribs ruaj khov, thaum lub nplhaib sab hauv ntawm cov kabmob cylindrical muaj ib tus tav tav.Qhov no txhais tau hais tias NJ cylindrical bearing muaj peev xwm axially nrhiav tus ncej nyob rau hauv ib qho kev taw qhia.