Maestrini Bronze Deck Filler

The Maestrini Bronze Deck Filler is available in 2 1/2″ and 5″ sizes and delivers premium marine performance with corrosion-resistant bronze construction. Its low-profile design includes a secure threaded cap, O-ring seal, and countersunk mounting holes for easy installation and reliable, leak-proof access to fuel or water tanks.FeaturesPremium Bronze Construction: Crafted from high-grade, corrosion-resistant bronze for exceptional durability in harsh marine environments, ensuring long-lasting performance against saltwater exposure.Versatile Sizing Options:Available in 2 1/2″ and 5″ diameters to accommodate various hose connections (typically 38mm/1.5″ ID for smaller and up to 51mm/2″ ID for larger), providing flexible fuel or water tank accessLow-Profile Design: Sleek, flush-mounted profile minimizes deck obstruction and enhances boat aesthetics while maintaining a secure, streamlined fit.Secure Threaded Cap: Features a robust, easy-grip threaded closure that locks tightly to prevent leaks, spills, or contamination during rough seas.Reliable O-Ring Seal: Integrated O-ring provides a watertight, airtight seal to protect tank contents from moisture ingress and environmental debris.Easy Installation: Equipped with countersunk mounting holes for simple, tool-free deck securing using standard marine fasteners, ideal for DIY or professional setups.Marine-Grade Reliability: Designed for below-waterline or deck applications, with electrical bonding compatibility to guard against electrolytic corrosionperfect for boats, yachts, and offshore vessels.Universal Compatibility: Suitable for diesel, gasoline, or fresh water systems, offering broad utility for fueling and tank filling needs.SpecificationsMaterial: High-grade, corrosion-resistant marine bronze (C83600 or equivalent)Available Sizes: 2 1/2″ (63.5 mm) overall flange diameter 5″ (127 mm) overall flange diameterHose Connection:2 1/2″: 38 mm (1.5″) ID 5″: 51 mm (2″) IDMounting: 4 x countersunk holes (M6 or #12 fasteners recommended)Cap Type: Threaded, with knurled grip and integrated O-ring sealSeal: Nitrile (NBR) O-ring, fuel and water resistantProfile Height: 18 mm (low-profile flush fit)Applications: Diesel, gasoline, fresh water (not suitable for waste)Bonding: Grounding tab for electrical continuityCertification: Compliant with ISO 8099 and CE marine standardsWeight:2 1/2″: 0.65 kg 5″: 1.4 kg