F21.875 in. O/a lg, consists of 1 tube, flex p/n 65c35746-9 19.875 in. O/a lg 1.750 in. O/a dia, 1 tube p/n 65c35746-7 2.250 in. O/a lg 1.875 o/a dia, matl of flex tube galv steel, matl of tube mild steel
Fsc Application Data
Engine air and oil filters, strainers and cleaners, nonaircraft