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Attwood Thru Hull Connector 1-1/2″ Stainless Steel 66551-3


5 in stock


Attwood Thru-Hull Connector

Manufacturer’s Part Number: 66551-3

Standard Thread has full length thread for thick hulls and easy tightening
Hose Size 1-1/2″ I.D.
Flange Dia. 3″
Thread O.1-7/8″ Thread Length 2-1/2″ Barb Length 1-1/4″ Total Length b4-1/8″
Install. Hole Saw Size 2″ Thread NPSM 1-1/2″ Max Hull Thick. 1-7/8″

This Attwood Stainless Steel Straight Thru-Hull Valve Fitting installs securely and provides long-term corrosion-free performance. This is a barbed, standard-length fitting for use with 1 1/2-inch interior diameter hose. This fitting has a 3-inch flange diameter, a 1 7/8-inch thread outside diameter, and 2 1/2-inch thread length. The barb is 1 ¼-inches long, and the fitting’s total length is 4 1/8-inches. The installation hole saw size is 2-inches, there is a 1 1/2-inch NPSM thread, and the maximum hull thickness is 1 7/8-inch. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years. We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swim ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance.


Additional information

Weight 1.4 lbs
Dimensions 8 × 7 × 3 in