Product Details:

• Flapper Assembly
• Made by MP Pumps
• Part # MP38757
• Made from Stainless Steel and EPDM
• Replacement Part for the Following Pumps: Flomax 8 (56C and 145TC), Flomax 8 Pedestal, Flomax 8 Pedestal Engine Mount, and Flomax 8 Hydraulic (0.37, 0.45 and 0.58)
• 1 Part Required per Pump

This item is highlighted as reference #4 on the pump drawing shown here.