Product Details:

• O-Ring
• Made by Hypro
• Part # 9910-550350
• Replacement Part for the Following Pump Model #s: 9910-D30, 9910-D30AP-A, 9910-D30GRGI, 9910-D30-B-GRGI, 9910-D303, 9110-D303GRGI, 9910-D403, 9910-D403GRGI, 9910-D115GR3/4, 9910-D115, 9910-D135, 9910-D50, 9910-D50AP-A, 9910-D70, and 9910-D70GR
• Replacement Part for the Following Control Unit: 9910-GS40GI
• Replacement Part for the Following Pump Kit: 9910-KIT1893