Sea-Dog Line 520823 Thru Hull Fitting with Stainless Steel Cap

The Sea-Dog Line 520823 thru-hull fitting is designed to allow water to pass in or out of a vessel for above-waterline drainage applications. This marine-grade fitting features a durable injection-molded polypropylene body paired with a corrosion-resistant 304 stainless steel cap for long-lasting performance in harsh marine environments.

Key Features:

• Injection-molded polypropylene body for strength and chemical resistance
• 304 stamped stainless steel cap resists corrosion in saltwater conditions
• Designed for use with hose connections for drainage above the waterline
• Precise dimensions: 1-7/8" flange diameter, 7/8" hose connection, 1-3/4" body length
• Overall height 3-3/8" with 1-3/16" and 1-1/8" internal measurements

This fitting provides a reliable connection point for bilge pump discharge, livewell drains, and other above-waterline drainage needs on boats, yachts, and other watercraft. The combination of polypropylene construction and stainless steel hardware ensures durability while maintaining an attractive appearance.