inch size ball bearings 1.Within 35 days except for first order ... years manufacturing history 3.Long life 4.OEM service inch size ball bearingsPrincipal dimensions(mm)Basic load ratingsMassDesignationsdynamic(N)static(N ... , differential mechanisms, small gear shafts, machine tool spindles ,construction machines , large-size agricultural machines, gear deceleration devices for railway vehicles ,and the ...