186th Amurskaya Assault Aviation Division

186-я штурмовая Амурская авиационная дивизия

Military Unit: 65400

Activated 9.42 as the 253rd Assault Aviation Division.

Organisation 9.45 (Mongolia):

10.1.49 renamed 186th Assault Aviation Division.

Organisation 1950:

In 1955 the 139th Assault Aviation Regiment was disbanded, and was replaced by the 692nd Assault Aviation Regiment.

6.56 renamed 186th Fighter Aviation Division PVO.

Organisation 1957:

In 1958 the 692nd Fighter Aviation Regiment PVO was replaced by the 287th Fighter Aviation Regiment PVO.

2.61 renamed 20th Air Defence Division.