The m81969/14-01 insertion/removal tool is used on size 22d contacts in the following connector series mil-c-5015, series 3450 mil-c-26482, series 2 mil-c-38999, series 1, 2, 3 & 4 mil-c-81703, series 3 mil-t-81714 mil-c-83723, series 2 & 3 mil-c-83733.