1 1/2" male pipe thread x 1 1/4" hose barb adapter

Product Description

Enhance your boat's plumbing reliability with our marine-grade composite MPT-to-barb adapter—a robust solution engineered to connect 1‑½″ pipe threads to 1‑¼″ marine hoses securely. Crafted from high-strength marine composite, this adapter resists weather, flex, and degradation—even in harsh marine settings.

The hex-shaped center provides tool-friendly tightening for leak-free installations, while the extended double clamp room ensures a secure hose seal—an industry-recommended best practice featured in premium fittings Gemlux. With an overall length of 2.420″, it remains compact yet highly effective. Proudly USA-made, this adapter delivers the reliability you trust for marine applications.

Upgrade your bilge, freshwater systems, livewell plumbing, or raw-water setups—with a single adapter combining durability, precision-fit, and marine-grade integrity. It's a smart replacement or upgrade for performance and peace of mind on the water.

Product Specifications 

ME 8944

• Thread Size: 1 ½″ Male Pipe Thread (MPT), actual across-measure ~1 7/8″

• Hose Barb Inner Diameter: 1 ¼″ (ID) marine hose

• Overall Length: 2.420 inches

• Material: Engineered high-strength marine composite

• Clamping Capability: Designed for double hose clamps

• Center Design: Hex-shaped grip for installation ease

• Origin: Made in the USA

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.