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Catalina 309/320
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Hatch Gasket, Lewmar Low...
Hatch Gasket, Lewmar Low Profile 19-5/16" x 19-5/16"

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Hatch Gasket, Lewmar Low Profile 19-5/16" x 19-5/16"

Part #: Z4133

$56.94

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Gasket for Lewmar 19-5/16" x 19-5/16" Low Profile series hatch. Seals the lid to the deck flange. This size hatch was used in the late 1990's and early 2000's before slightly larger escape hatches were required European Union.

Known Usage:
• Catalina 310
• Catalina 320
• Catalina 34
• Catalina 350
• 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 to verify which hatch is actually installed on your boat.

Dimensions of the hatch that this gasket in intended to fit:
• Outside of deck flange: 491mm x 491mm (about 19-5/16" x 19-5/16")
• Cut out in the deck: 421mm x 421mm (about 16-9/16" x 16-9/16")
• 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. Lewmar Size 40

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Technical Support

Lewmar Low & Medium Profile Hatch Gasket and Hinge Replacement Instructions

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