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Hatch Gasket, Lewmar Low Profile MkI or MkII 20-3/16" x 20-3/16"

Part #: Z2938
$42.34
Gasket for Lewmar 20-3/16" x 20-3/16" Low Profile series MkI or MkII hatch. Seals the lid to the deck flange.
Known Usage:
• Catalina 310
• Catalina 315
• Catalina 320
• Catalina 34
• Catalina 350
• Catalina 355
• Catalina 36
• Catalina 375
• Catalina 380
• Catalina 385
• Catalina 387
• Catalina 390
• Catalina 400
• Catalina 42
• Catalina 445
• Catalina 470

It is also possible that not every boat described above used this hatch. Please use the dimensions above and the photos below to verify which hatch is actually installed on your boat.
Lewmar Size 44

Hatch
• Outside of deck flange: 512mm x 512mm (about 20-3/16" x 20-3/16")
• Cut out in the deck: 442mm x 442mm (about 17-3/8" x 17-3/8")
• Height off of deck: 25mm (about 1")
• Radius of cutout: 42.5mm (about 1-11/16")

Please note that these hatches are built in England and made to metric system standard dimensions. All Imperial equivalents are approximate.

Lens
• Size of Lens: 475mm x 475 mm (about 18-3/16" x 18-3/16") part of this width is hidden under the gasket
• Size of Lens visible on deck: 457mm x 457mm (about 18" x 18")