Y328-42 – Genuine ARO (Ingersoll Rand) replacement O-ring, part number Y328-42. The original part listing describes this item as “O-ring PTFE-white Y328-42”. It is intended for sealing compatible ARO pump and air motor assemblies. The listing indicates PTFE construction or sealing material.
“ARO PD30A-AAP-STT-C 3″ Diaphragm Pump” has been added to your basket. View basket
ARO Y328-42 Gasket & O-Ring
£15.12
Genuine ARO Y328-42 gasket & o-ring for compatible pump equipment. Confirm the part number against your model or parts list before ordering.
Need help choosing the right product?
Speak to Aroplus for help with pump selection, material compatibility, sizing or technical requirements.



