Mechanical Seal, 304 Stainless Steel + Silicon Carbide Cr Shaft Size 16Mm Cartridge Seal for Grundfos Pump and Water Pump for Cr Series Pumps: Amazon.com: Industrial & Scientific
Grundfos 10SQ Submersible Pumps
Grundfos Pumps UPS15-35SFC - 115V 1/15 Hp 3 Speed Stainless Steel Flange Mount | eBay