For Ingersoll Rand / ARO Diaphragm Pumps. 1-Please make sure the OE number matches the part you are replacing.
2-Please be very careful to check our photos, make sure the photo showed is same as you wanted. 2 × Main Diaphragms (bolt-circle type).4 × Check Balls + Seats. Assorted O-rings, Seals & Grommets. (as shown in the picture).