Stainless Steel Long 1 1/2" Threaded Thru Hull

Product Description

Elevate your boat’s appearance and functionality with our premium solid cast 316 stainless steel thru hull fitting, expertly designed to combine durability, performance, and marine-grade corrosion resistance. Featuring a highly polished flange, this fitting adds a sleek and sophisticated touch to your vessel’s exterior, enhancing its overall aesthetic appeal.

Crafted with extra-long threads and no hose barb, installation is seamless—simply pass the fitting through the transom and screw it directly into a seacock, valve, or other compatible marine fittings. The first 1/2" of threads are tapered, allowing easy connection to plastic parts with female tapered threads, offering enhanced versatility and compatibility.

Constructed from premium 316 stainless steel, this fitting is engineered to withstand the harshest saltwater environments, providing years of reliable, maintenance-free service. The included 316 stainless mounting nut ensures secure and hassle-free installation so you can spend less time on repairs and more time enjoying the water.

Trusted by boat builders and marine professionals, this fitting is perfect for sailboats, fishing boats, yachts, and offshore vessels requiring marine-grade plumbing hardware.

Upgrade your boat today with our solid cast 316 stainless steel thru hull fitting and enjoy a polished finish paired with rugged durability. Invest in quality hardware that lets you sail with confidence and style.

Product Specifications:

• Outside Flange Diameter (A): 3"

• Thread Length (B): 3-7/16"

• Required Hole Size (C): 1-7/8"

• Thread Type: NPSM 1-1/2" – 11-1/2 (first 1/2" tapered for plastic fittings)

• Material: Solid cast 316 stainless steel

• Includes: 316 stainless steel mounting nut