Lewmar Size 40 Ocean Series Hatch Flange Base Marine Navigation & Instruments | Marine Monitors and it can also handle

and it can also handle a mixture of air and water without difficulty

Ideal applications where lines (rope or wire) need to be led through decks

Maintenance free

Designed to fit rails of 1" (25mm) in diameter and comes with a watertight seal for additional protection against exposure to the sea

Lewmar Size 40 Ocean Series Hatch Flange Base Marine Navigation & Instruments | Marine Monitors and it can also handleFit to a flat surface with a maximum tolerance of + 1mm. Fastening size at hinge section use (M6 1 4 in). Fastening size for lower frame use 5mm CSK screw No. 10 UNC 2 BA. Lower Frame (in) Acrylic Colour Hatch Weight (lb) Acrylic Window Thickness (in) 1 in Flange Smoke Grey 10. 5 3 8 Dimensions Length X (in) Width Y (in) Height Z (in) Radii R (in) Hinge Length HX (in) Hinge Width HY (in) Cut Out Length Flat X1 (in) Cut Out Width Flat Y1 (in) Cut Out