Known usage of this size Coastline or Low profile hatches for which this trim kit fits:
• (1) each: Catalina 310
• (2) each: Catalina 320 (90's), Catalina 34 (90's), Catalina 350, and Catalina 36 (90's)
• (3) each: Catalina 42 2 Cabin models (90's)
• (4) each: Catalina 42 3 Cabin models (90's)
• (2) each: Catalina 470 (90's)

There may be other instances where this size hatch was used. 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.

Hatch:
• Outside of deck flange: 492mm x 492mm (~19-5/16" X 19-5/16")
• Cutout in the deck: 421mm x 421mm (~16-9/16" X 16-9/16")
• Opening: 16-1/2" x 16-1/2"

Trim:
• Overall: 492mm x 492mm (~19-5/16" X 19-5/16")
• Cutout: 421mm x 421mm (~16-9/16" X 16-9/16")
• Depth: 50mm (~2")

Screen:
• O.D.: 17-15/16" x 17-15/16"

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

1) This item does not conform to the shipping table in the Shopping Cart. Additional shipping must be calculated. When you place your order we always call with a shipping quote before billing your card. For a quote in advance, just call 800/959-7245.

2) This is not the original, aluminum framed screen, but a new design that is its replacement. The original design is no longer available. Lewmar Size 40 Trim Kit