







90 Degree Marine Hatch Hinge - Solid Cast 316 Stainless Steel (38mm)
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Tax included (excl. Monaco, Norway, N. Ireland). Check Cart/Checkout for rates. Shipping options (Standard 8-15d / Economy 25-45d) vary by address and weight. Delivery to remote areas is subject to extended transit times. Save ~7% on shipping for orders >100kg (220lbs).
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Professional Grade Marine Hardware
Upgrade your vessel with our Heavy-Duty 90 Degree Offset Hinge, engineered for the most demanding saltwater environments. Precision-cast from AISI 316 Stainless Steel, this hinge offers the ultimate protection against pitting and corrosion.
- Mirror Polish Finish: Hand-polished to a jewelry-grade shine that complements modern yachts and high-end outdoor cabinetry.
- Solid Cast Construction: Unlike stamped alternatives, our solid casting provides superior shear strength for heavy hatches and compartment lids.
- 90-Degree Fixed Offset: Specifically designed for flush mounting on deck boxes, cabinets, and bait wells.
- Universal Mounting: Features countersunk holes for a flush, snag-free installation using standard flat-head screws.
Frequently Asked Questions
- Will this hinge rust if used constantly in saltwater environments?
- No. Unlike standard 304 stainless steel, this hinge is cast from premium AISI 316 Stainless Steel which contains molybdenum to resist pitting and crevice corrosion in high-chloride environments.
- Is this hinge strong enough to support a heavy fiberglass deck hatch?
- Absolutely. Visual forensics and technical data confirm a solid cast construction with a heavy thickness (as shown in the dimension drawing), providing significantly higher structural integrity than stamped sheet-metal hinges.
- Does the mirror finish require special cleaners to prevent peeling?
- The finish is a mechanical mirror polish of the solid metal itself, not a plated coating. It cannot peel or flake off. Simply rinse with fresh water to maintain its luster.
Engineering Specs
REV: 2025.Q4 // TECH-STANDARD
Material_Grade
316 Stainless Steel
Surface_Finish
Mirror Polish (800+ Grit Equiv)
UV_Resistance
Electropolished High-Reflectivity
Corrosion_Rating
Salt-Tested AISI 316 Grade
Compatibility
Yachts, Bass Boats, Center Consoles, Pontoons
Hull_Integration
Fiberglass, Aluminum, Wood
Standard_Ref
Universal Fit (MJS9232)
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ESTABLISHED 2017
AirowMarine
Professional Marine Hardware for a Safer Voyage.



