482, MIL Type 1/4 in. phone plug. 3-Conductor, Screw Terminals, Black Handle, MIL P/N M642/5-1, Old PJ-068 or Signal Corps PL-68. Finger diameter .206 inches. M642/2-2. Note-as of Jan 2014 the Switchcraft 482 plug is no longer available-please see Switchcraft 482Z which is a similar plug but is not mil marked or mil qualified.