. . . . . . . SUSPECTED UNAPPROVED PARTS PROGRAM OFFICE, (AVR - 20) 13873 Park Center Road Suite 165 Herndon, VA 20171. Randy JonesAviation Safety Inspector,Great Lakes Region. What will we talk about?. 3 type of parts in the aviation systemWhy should we worry about SUP\'sWhat kind of parts are being foundWhere do they come fromWhat is the solution to stopping themWhat can WE do about themWho can we count on to resolve this problemWhat publications can help us.