INTERNAL HATCH COVER Ø138MM

A1837 – 138mm Waterproof Threaded Hatch Cover – Marine Grade Deck Access

Upgrade your vessel's deck access with the A1837 138mm waterproof hatch cover, featuring a fully threaded lid with an integral watertight seal for reliable, long-lasting protection against water ingress. Built for kayaks, canoes, sailboats, and small craft, this hatch cover combines ease of use with robust marine-grade performance.

Key Features

-Fully threaded screw-lock lid for a secure, watertight closure
-Integral replaceable seal – simply replace the gasket when worn, no need to change the entire hatch
-138mm diameter – direct replacement for RWO Marine hatch covers R4050, R4052, R4053 & R4054
-Compatible with hatch cover bag A-BAG-KIT for extra onboard storage
-Durable marine-grade construction resistant to UV, salt, and moisture

Installation Tips

For maximum watertightness, we recommend applying marine sealant around the lip of the body and into the fixing holes prior to installation. This ensures a fully sealed, water-resistant fit even in the most exposed conditions.
Compatible Replacement
The A1837 is a direct drop-in replacement for RWO Marine 125mm hatch covers R4050, R4052, R4053 & R4054, making it an ideal upgrade or spare part for existing installations.

Expand Your Storage

Pair this hatch cover with our Hatch Cover Bag A-BAG-KIT to maximise your onboard storage capacity.

Compatible with: kayaks, canoes, dinghies, sailboats, and RIBs.