... b) "H", adapter sleeves.The combined unit is for K series bearnigs. E.G. 1205KH 6) Typical applications: ... cage4) Precision: P0, P6,p55) Suffixes: a) "K", ID of bearing with tapered ,the taper is 1: ... b) "H", adapter sleeves.The combined unit is for K series bearnigs. E.G. 1205KH b) "H", adapter ... sleeves.The combined unit is for K series bearnigs. E.G. 1205KH6) Typical applications: the ...