Part Number: 12Y206-7 (Gusset) Part Number: 12Y208-7A (Flange,pipe ) Part Number: 12Y2-1 (Component) Part Number: 12Y215-5 (Bracket) Part Number: 12Y218-15 (Bracket) Part Number: 12Y218-23 (Bracket) Part Number: 12Y221-27 (Duct) Part Number: 12Y221-47 (Insulation) Part Number: 12Y222-11 (Bracket, suppor ) Part Number: 12Y224-801 (Duct assembly,lh ) Part Number: 12Y225 (Ne) Part Number: 12Y245-11 (Bracket) Part Number: 12Y2538 (Spring) Part Number: 12Y-26 (Component)