Diaphragm, Compatible with Grainger Part Number 6PY41A, 6PY54A, 6PY55A, Compatible with Manufacturer Model Number 6PY41A, 6PY54A, 6PY55A, Material PTFE, Media Discharge Connection Size Not Applicable, Media Discharge Connection Type Not Applicable, Media Intake Connection Size Not Applicable, Media Intake Connection Type Not Applicable, Product Type Diaphragm 25t, Valve Type Not Applicable, Compatible with Pump Type Air Operated Double Diaphragm Pump, Compatible with Series Not Applicable