5 in x 5 in Fitting Pipe Size, Schedule 40, Coupling - 22FM15|429050 - Grainger
Flex Coupling, 5/16" x 5/16", KNA - Shop Pressure Washer Parts
Pipe Fittings - Black Merchant Steel Couplings 5" 150#
MECCANIXITY Straight Copper Coupling Fittings, 1/4 Inch ID Welding Joint for HVAC Air Conditioner, with Rolled Tube Stop Sweat Ends, Pack of 5 - Amazon.com
5 Inch Male Aluminum Swivel Mulch Hose Connector - Leaf Vacuum Hose & Mulch Hose
Drain Coupling, 6 to 5 in. Straight Adaptor, PVC Rubber