Opening Port Gasket
Beckson 5" X 12"

Black rubber replacement gasket for Beckson 5" X 12" plastic opening port. The ports that require these gaskets were typically used in pairs on each of the following boats: Capri 16, Catalina 25, Capri 26, Catalina 27, Catalina 270, Catalina 28 and Catalina 30. There may be other uses we are not aware of.

Check the dimensions of your port to confirm this is the port Catalina used on your boat.

Dimensions of port:

Width of cutout: 12-1/2"

Height of cutout: 5-1/2"

Frame width: 14-5/8"

Frame height: 7-3/4"