[. . . ] [. . . ] 612605 180917 145569 683882 153597 181853 180107 683884 612929 612930 180108 Description Hanger Boom Assembly Anti-Rotation Screw Drive Shaft Assembly Lower Clamp Assembly (includes 3) Mounting Screw Upper Housing Clamp Assembly Adapter Clamp Vacuum Bag Assembly (includes items 9 and 10) Item 12 13 14 15 16 17 18 19 20 21 22 Part No. 145570 145567 181636 612931 180197 683887 181586 180109 181345 683888 181641 Description Retaining Ring Washer Bushing Housing Assembly Impeller Shaft Impeller Nut and Washer Assembly Shield Lower Housing Mounting Screw Vacuum Tube Assembly Blower Tube Assembly Issued 6/97 [. . . ] [. . . ]