The Coburn Bou-Matic-Style Pulsator Repair Kit includes the following items: 2--BM0104 Piston 2--BM0112 Coil Base Gasket 4--160107 Star Washer 1--160111 Nipple Gasket 2--BM0113 Top Rubber Insert 2--160114 Bottom Rubber Cap.
External Seal Kit for LC Thomsen #4, 5 or 6 Milk Pumps includes housing gasket, rotary seal assembly, ceramic seal and 2 impeller clips. After-market equipment.