The Hypro D252 Desmopan Diaphragm Repair Kit (9910-KIT1723) will replace the worn out diaphragms on your Hypro D252 diaphragm pump.
If the oil in your diaphragm pump turns milky grey in color, then you have a torn diaphragm. Stop using the pump immediately and replace the main diaphragms to avoid permanent damage to your pump.
Hypro 9910-KIT1723 includes: