... Third Party inspection angular contact ball bearing- Single and duplex arrangement: Series 78, 79, 70, 72, 73- Single and duplex ... arrangement, high precision grade: Series 78C, 79C, 70C, 72C, 73C- Double row type without filling ... slots: Series 52, 53 With filling slots: Series 32, 33- RM-ZZ, RM-2RS series- LFR-, LR- series steel cage and nylon ...