tender for kit for final filter [air dryer] ftrtil part no. 790029125 sr. no. 1 ftrtil no. 0291080 00 description: filter element quantity. 1nos sr. no. 2 ftrtil no. 029 7150 00a description: o ringquantity. 1nos sr. no. 3 ftrtil no. 029 7200 00 description: tetra seal for drain valve quantity. 1nos .