Boat part number 1108638 is a new 90° threaded overflow drain thru hull elbow from TH Marine, part number TH-1890T-DP . Commonly used on Blue Wave Boats, part number 141-TH-1890T , but may be used on other boats.

This thru hull elbow is constructed out of black glossy plastic and has a threaded interior. Features an approximate 1 3/4" Dia. flange and measures approximately 2 1/8" W x 3" H x 2 3/8" D overall. Requires an approximate 1 3/8" Dia. cutout and has an approximate max hull thickness of 1/4". Has (1) 1 1/8" Dia. barbed hose connection.

See photos for measurements.

Per manufacturer, for use with TH Marine part number DAHI-118 (not included).

Specifications:

Boat Manufacturer: Blue Wave
Part Number: 141-TH-1890T
Part Manufacturer: TH Marine
Part Number: TH-1890T-DP
Material: Plastic
Color: Black
Finish: Glossy
Flange Diameter: 1 3/4" Dia.
Overall Dimensions: 2 1/8" W x 3" H x 2 3/8" D
Cutout Dimensions: 1 3/8" Dia.
Max Hull Thickness: 1/4"
Connection: (1) 1 1/8" Dia. barb
Sold as seen in pictures. Customers please note every computer shows colors differently. All measurements are approximate.

Hardware and instruction / installation manual not included.