Boat part number 8304733 is a new thru-hull.

This thru-hull is constructed out of glossy black plastic. It measures approximately 5 3/8" L x 1 3/4" Dia. overall. It requires an approximate 1 3/8" Dia. cutout and has a max panel thickness of 3". It connects via (1) 1 3/4" L x 1 1/8" Dia. barbed hose connection. Please see photos for additional measurements.

Specifications:

Material: Plastic
Color: Black
Finish: Glossy
Overall Dimensions: 5 3/8" L x 1 3/4" Dia.
Cutout: 1 3/8" Dia.
Max Panel Thickness: 3"
Connections: (1) 1 1/8" Dia. Barbed Hose
Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Hardware and instruction / installation manual not included.