Sea-Dog Line 357093-1 Deck Fill Cap with Key - Blue Water

The Sea-Dog Line 357093-1 is a durable deck fill cap designed specifically for water systems, featuring a distinctive blue color for easy identification. This injection-molded cap is constructed from fiberglass-filled nylon for excellent strength and corrosion resistance in marine environments.

Key Features:

• Injection molded fiberglass-filled nylon construction for durability
• Blue color designates water fill applications
• Built-in key for easy cap removal and installation
• 1-1/4" x 11-1/2 NPSM straight thread fitting
• Includes safety chain to prevent cap loss
• Non-conductive material does not require grounding
• Mounts with #10 fasteners

This deck fill cap meets marine industry standards for water tank access points and provides a secure, leak-resistant seal. The integrated key storage ensures you'll always have the removal tool when needed, while the safety chain keeps the cap attached to your vessel.