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Hatches & Ports – Marine Access Hatches, Deck Plates & Inspection Ports

White Inspection Port – 145mm ABS Screw-In Marine Deck Plate

SKU: BL-174204

$13.30
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The 174204 White Inspection Port provides convenient access to enclosed compartments, storage areas and inspection points on recreational boats. Manufactured from UV-stabilised, high-impact ABS plastic, this 145mm marine deck plate features a removable screw-in centre with recessed finger grips. Its integrated O-ring seal provides weather-resistant protection, while the wide caulking flange allows secure installation on suitable boat decks, bulkheads and access panels.

Key benefits

Key Benefits

  • - Durable UV-stabilised ABS plastic construction.
  • - 145mm outside diameter with 102mm clear opening.
  • - Screw-in centre for convenient compartment access.
  • - Integrated O-ring seal for weather-resistant protection.
  • - Recessed finger grips for easy opening and closing.
  • - Chemical-resistant, high-impact construction.
  • - Wide mounting flange for effective sealing.
  • - Flush-style design with a clean white finish.
  • - Suitable for marine deck and bulkhead installations.

Specifications & Dimensions

  • - Part Number: 174204
  • - Product Type: Marine Inspection Port / Deck Plate
  • - Colour: White
  • - Material: UV-Stabilised ABS Plastic
  • - Construction: High-Impact, Chemical-Resistant
  • - Outside Diameter: 145mm (5.71")
  • - Inside Diameter: 102mm (4.02")
  • - Required Cut-Out Diameter: 112mm (4.41")
  • - Mounting Screw Size: 4mm countersunk
  • - Lid Type: Removable Screw-In Centre
  • - Seal Type: Integral O-Ring
  • - Flange Type: Wide Caulking Flange
  • - Installation: Surface-mounted flange with recessed centre

Compatible Applications

  • Marine Applications
  • - Recreational fishing boats.
  • - Trailer boats and runabouts.
  • - Fibreglass and aluminium boats.
  • - Cabin cruisers.
  • - Boat deck inspection openings.
  • - Storage compartments and lockers.
  • - Bilge inspection access points.
  • - Bulkhead and internal panel access.
  • - Marine plumbing and cable inspection openings.
  • General Applications
  • - Caravan and camper trailer access panels.
  • - Recreational vehicle storage compartments.
  • - Suitable enclosed inspection compartments.
  • - Maintenance access openings requiring a removable cover.

Important Fitment Information

  • - Confirm the existing inspection port outside diameter is 145mm.
  • - Requires a 112mm diameter mounting cut-out.
  • - Provides a 102mm internal access opening.
  • - Check available mounting space and flange clearance before installation.
  • - Use a suitable marine-grade sealant beneath the mounting flange.
  • - Secure using appropriately sized 4mm countersunk mounting screws.
  • - Ensure the mounting surface is flat and properly prepared.
  • - Inspect the O-ring seal before installation.
  • - The weather-resistant seal does not establish suitability for continuous submersion.
  • - Not intended as a watertight hatch for permanently submerged installations.

Signs the Inspection Port Needs Replacing

  • - Cracked or damaged ABS housing.
  • - Screw-in lid no longer closes securely.
  • - Missing, hardened or damaged O-ring seal.
  • - Water entering around the inspection port.
  • - UV deterioration or brittle plastic.
  • - Damaged mounting flange.
  • - Stripped or worn screw-in threads.
  • - Excessive movement around the mounting surface.

Shipping

Ships Australia-wide