... 1. Product name: Single-row radial deep groove ball bearing with Electric Motor Quality. 2. Product number: 623, 624, 625, 626, 627 ... , 6201, 6202, 6203, 6204, 6205, 6206, 6207, 6208, 6209, 6210 with OPEN, ZZ, 2RS type, also has NR, NN type. 3 ...