Description

1-1/4″ Thru Hull – SS 316 Nylon | Reliable Marine Through Hull Fitting

The 1-1/4″ Thru Hull – SS 316 Nylon is a high-quality marine thru hull fitting designed for secure and efficient water intake and discharge in yachts, boats, and commercial vessels. Built with a marine grade 316 stainless steel flange and a durable nylon body, this 1-1/4 inch stainless steel thru hull fitting offers excellent corrosion resistance, strength, and long-term reliability in harsh marine environments.

This marine through hull fitting 1-1/4 inch SS 316 nylon is an essential component for maintaining smooth and safe water flow systems onboard.

Marine Grade 316 Stainless Steel – Superior Corrosion Resistance

The outer flange of the 1-1/4″ SS 316 thru hull fitting is made from premium marine grade stainless steel, providing outstanding resistance to saltwater corrosion, rust, and pitting. Marine environments require durable materials, and 316 stainless steel marine fittings are widely trusted for long-term performance.

This ensures your marine hull fitting stainless steel 1-1/4 inch remains strong and visually appealing even in extreme offshore conditions.

High-Strength Nylon Body – Lightweight & Durable

The internal body of the 1-1/4 inch nylon thru hull fitting marine is constructed from high-strength marine-grade nylon. This combination reduces weight while maintaining excellent durability and resistance to chemical exposure.

Benefits of nylon construction:

✔ Lightweight and easy to install
✔ Corrosion-resistant and non-reactive
✔ Strong and impact-resistant
✔ Suitable for long-term marine use

The combination of 316 stainless steel and nylon thru hull fitting ensures both structural strength and flexibility.

Leak-Free & Secure Installation

The 1-1/4″ marine thru hull fitting SS 316 nylon is engineered to provide a tight, secure seal when installed properly with marine sealant.

Common applications include:

✔ Seawater intake systems
✔ Bilge pump discharge lines
✔ Marine air conditioning systems
✔ Livewell and baitwell systems
✔ General marine plumbing connections

A properly installed 1-1/4 inch boat thru hull fitting stainless steel ensures leak-free operation and reliable performance.

Smooth Water Flow Performance

The 1-1/4″ thru hull stainless steel nylon fitting is designed to allow smooth and unrestricted water flow. This improves system efficiency and reduces strain on pumps and connected equipment.

Polished Stainless Steel Finish

The flange features a polished stainless steel finish that enhances the appearance of your vessel while providing additional resistance to corrosion and marine buildup.

Why Choose Our 1-1/4″ Thru Hull – SS 316 Nylon?

✔ Marine grade 316 stainless steel flange
✔ Durable nylon internal body
✔ Excellent corrosion resistance
✔ 1-1/4 inch standard marine size
✔ Suitable for multiple marine applications
✔ Secure and leak-resistant design

At our marine supply store, we provide high-quality marine plumbing fittings, thru hull fittings, and stainless steel marine hardware designed for durability and performance.

Upgrade your boat with trusted marine thru hull fittings built for strength, safety, and long-term performance in demanding marine environments.