Amazon.com: Thetford RV Camper City Water Inlet Flange with Plastic Check Valve Black PN 94217 : Automotive
Klingersil C-4400 Flange Gasket DN 15 to DN 80 Quantity: 1 to 100 Pieces Choice DN 15 (Diameter 50 mm x 22 mm x 2 mm x 2 mm) PN 10-40 // Quantity: 25 Pieces : Amazon.com.be: Tools & Home Improvement