Lewmar - Low Profile Hatch Size 50
 Lewmar - Low Profile Hatch Size 50Lewmar - Low Profile Hatch Size 50 

Lewmar - Low Profile Hatch Size 50


Manufacturer #:  39950030

£569.99    (Inc. UK VAT @ 20%)RRP:  £673.35Save:  £103.36 (15%)(£474.99 Exc. VAT)
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Sleekly designed Lewmar Low Profile Hatches are ideal for use on powerboats or small sailing craft. Smaller ventilation hatches are suitable for any deck location on sailing boats, while the larger sizes can be used as foredeck hatches on smaller to mid size yachts.  Lewmar hatches feature their unique sealing system allowing easy acrylic replacement.  All sizes certified for CE Category A, Areas 2, 3 & 4.

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Product Information

Lewmar Low Profile Hatch Features

  • Outside handles allow the hatch to be opened from on deck if it is not locked
  • Opens up to 180° (round hatches open up to 170°)
  • Friction levers (sizes 30+) hold the lid open in an position up to 95°
  • Anodised aluminium frame for corrosion resistance
  • Curved upper profile shape for strength as well as modern styling
  • All hatches have a 'Lower Frame Flange' of 15mm
  • Features Lewmar's unique sealing system allowing for easy acrylic replacement
  • Full range of spare parts available

Further information

  • Hatches should be fitted to a flat surface with a maximum tolerance of ± 1mm
  • Fastening size for lower frame sections use 5mm CSK screws No. 10 UNC 2BA
  • Fastening size at the hinge section use M6 (¼") screws

Low Profile Hatch Specifications

Lower Frame Flange

Size Style Overall Size

Cut-Out Size

Width (Y) Height (X) Depth (Z) Radius (R) Width (Y1) Height (X1) Radius (R1) Weight Acrylic Thickness
00 Square 281mm 281mm 25mm 72.5mm 211mm 211mm 42.5mm 1.6kg 8mm
03 Rectangular 301mm 246mm 25mm 72.5mm 231mm 176mm 42.5mm 1.6kg 8mm
10 Square 330mm 330mm 25mm 72.5mm 260mm 260mm 42.5mm 2.2kg 8mm
20 Rectangular 417mm 272mm 25mm 72.5mm 347mm 202mm 42.5mm 2.3kg 8mm
30 Rectangular 527mm 397mm 25mm 72.5mm 457mm 327mm 42.5mm 4.2kg 8mm
40 Square 491mm 491mm 25mm 72.5mm 421mm 421mm 42.5mm 4.6kg 8mm
41 Rectangular 491mm 246mm 25mm 72.5mm 421mm 176mm 42.5mm 2.5kg 8mm
44 Square 512mm 512mm 25mm 72.5mm 442mm 442mm 42.5mm 4.8kg 8mm
50 Rectangular 577mm 447mm 25mm 72.5mm 507mm 377mm 42.5mm 4.8kg 8mm
54 Rectangular 577mm 467mm 25mm 72.5mm 507mm 392mm 42.5mm 4.9kg 8mm
60 Square 577mm 577mm 25mm 72.5mm 507mm 507mm 42.5mm 6.4kg 10mm
65 Trapezoid   25mm See above 6.5kg 10mm

* Cut-Out sizes may change when Trim Kits are used.

Lewmar Hatch & Portlight Fitting Guide (PDF)

Low Profile Hatch Relative Shapes and Sizes

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