... (type ).205T, 206T, 207T are improved from 205, 206, 207. The bearings are taper roller bearings or ... . 205CT, 206CT, 207CT are added a thermoregulator to 205, 206, 207. It can be used in -40-350. ... 205N, 206N, 207N are improved from type 205, 206, 207 which have no bearings inside. It can ... 80130mm. 205H, 206H, 207H are improved from type 205, 206, 207 which have depose liquid collection. GW205 is ...