4” NATIONAL ELBOW 90 (ST.105)
4” NATIONAL EQUAL TEE (ST.107)
4” X 21/2” NATIONAL MECHANICAL TEE GROOVED (ST.15)
5 X 3” NATIONAL MECHANICAL TEE GROOVED (ST.15)
5″ NATIONAL FLEXIBLE COUPLING (ST. 12)
5″ NATIONAL RIGID COUPLING (ST.05)
5” NATIONAL ELBOW 90 (ST.105)
