Lewmar – Size 54 Low Profile Hatch Flange Base
Original price was: $149.84.$81.29Current price is: $81.29.
46 in stock
Description
Reliable and Stylish Marine Hatch for Optimal Ventilation
TheLewmar Size 54 Low Profile Hatch Flange Baseis designed to provide superior ventilation and natural light while maintaining a sleek and durable structure. Crafted for marine applications, this self-supporting hatch combines robust construction with a modern aesthetic, making it an excellent choice for boats and yachts. Itssmoke grey acrylic windowensures a balance between privacy and light diffusion, while the low-profile design reduces wind resistance, enhancing aerodynamics.
Built foreasy installation on flat surfaces, this hatch offers aflange basethat ensures a secure and watertight fit. Theself-supporting systemallows smooth and effortless operation, making it an ideal addition to any marine vessel requiring reliable, high-quality hatches.
Durable and Precise Construction
Engineered with precision, this hatch is constructed to withstand marine environments. The5/16-inch thick acrylic windowenhances durability while providing clarity and resilience against harsh sea conditions. Thelower frame thickness of 9/16 inchesensures structural integrity and long-term performance. With atotal hatch weight of 10.8 lbs, it remains lightweight without compromising strength.
Optimized Dimensions for a Secure Fit
- Overall Length (X):18 3/16 inches
- Overall Width (Y):22 11/16 inches
- Overall Height (Z):1 inch
- Corner Radii (R):2 7/8 inches
- Cut-Out Length (X1):15 7/16 inches
- Cut-Out Width (Y1):19 15/16 inches
- Cut-Out Radii (R1):1 11/16 inches
These precise dimensions ensure atight, secure fit, making it compatible with various marine installations.
Highlights
- Self-supporting designfor easy operation and stability
- Smoke grey acrylic windowfor privacy and light diffusion
- 5/16-inch acrylic thicknessfor added strength and durability
- Lightweight constructionat just 10.8 lbs
- Flange basefor a secure and watertight installation
- Low-profile structureto minimize wind resistance
Easy Installation and Secure Mounting
This hatch is designed to be installed on aflat surfacewith a maximum tolerance of±1mm. For proper installation, the following fastening sizes are recommended:
- Hinge section:M6 (1/4-inch) fasteners
- Lower frame:5mm CSK screw No.10 UNC 2 BA
These specifications ensure asecure and reliable fit, providing long-term stability for marine applications.
ThisLewmar Size 54 Low Profile Hatch Flange Baseis an excellent choice for boat owners seeking a durable, stylish, and functional hatch that enhances both ventilation and aesthetics while withstanding harsh marine conditions.


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