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Lewmar Size 40 Medium-Profile Deck Hatch

Temporary Price Reduction! Ends 7/1/2019!
  • Cutout: 16-9/16" x 16-9/16", 1-11/16" Corner Radius
  • Materials: Smoke Gray Acrylic Lens with Anodized Aluminum Frame
  • Self-Supporting - Friction Lever Hinges Hold Hatch Open up to 95°
  • Item #: 
    Model #: 


    Shipping Weight: 
    14.95 Lbs.
    List Price: 
    Original Price: 
    Our Price:
    Status:    null In Stock

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    Lewmar Size 40 Medium-Profile Deck Hatch


    • Hatch with thicker acrylic and deeper frame sections (compared to Low Profile hatch) for greater strength and durability
    • Ideal as foredeck hatch on larger offshore yachts
    • Self-supporting – friction levers hold lid open in any position up to 95°
    • Lewmar's unique sealing system allows easy replacement of acrylic lens
    • Corrosion-resistant clear anodized aluminum frame with flange bases, inset hinges and snag-resistant rounded edges
    • Curved upper frame section for strength and modern styling
    • Outside handles allow hatch to be opened from on deck if not locked
    • Full range of spare parts available
    • 3-year warranty
    • CE approved for Design Category A / Area 2A


    • Lewmar Model No. 39940020
    • Materials:
      • Lens: 1/2" (12 mm) smoke gray acrylic
      • Frame: Clear anodized aluminum
    • Dimensions:
      • Cutout: 16-9/16" x 16-9/16" with 1-11/16" (43 mm) corner radius
      • Overall: 19-3/8" x 19-3/8" with 3-1/16" (78 mm) OD radius
      • Deck-to-Lid Height: 1-1/4" (32 mm)

    Note:  Lewmar products are designed for use in recreational marine applications.  Any commercial application is forbidden without the prior approval of Lewmar engineering and management.


    Lewmar Hatch Trim And Screen Kit
    Item #: 900436
  • Fits Lewmar Hatches Size 40
  • Color: White
  • Open Hatch Without Removing Screen
  •  Include
    Model #:
    Davis Instruments Windscoop Ventilating Sail
    Item #: 900736
  • For Hatches Up To 4 Feet Wide
  • Colors Vary
  •  Include
    Model #:
    Caframo 7620 Taku Hatch Fan
    Item #: 900998
  • Motor: 4-Speed Push-Button Controls, Mount: Suction Cups (4), Color: White
  • Power: 12 Volt DC, Draw: 0.2 / 0.5 / 0.95 Amps, Airflow: 100 - 500 CFM
  • Dimensions: 11.5" W x 13.5" H x 13.8" D, Blade: 8"
  •  Include

    Model #:
    Lewmar Size 40 Low-Profile Deck Hatch
    Item #: 900434
  • Cutout: 16-9/16" x 16-9/16", 1-11/16" Corner Radius
  • Materials: Smoke Gray Acrylic Lens with Clear Anodized Aluminum Frame
  • Telescopic Stays Allow Rigid Control of Hatch Opening to Approx. 90°
  •  Include
    Model #:
    Lewmar Eclipse Roller Hatch Shade / Screen Combo
    Item #: 901840ECL401
  • Lewmar Hatch Size: 40 (19-5/16 x 19-5/16); Color: White
  • 100% Blackout Material , UV Stable, Durable Flyscreen Mesh
  • Excellent Resistance to Damp Conditions, Easy to Clean
  •  Include
    Model #:

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