Dock Ready Stainless Steel Deck Fill Cap With Chain For Boats, 2-1/8 Inch Cap And 3-1/2 Inch Flange, High Polish Finish, Slotted Flush Cap With O Ring Seal, Chain Attached, Boat Replacement 66061-3
✔️ 3.5 in flange, 2-1/8 in cap, high-polish 316 SS, O-ring seal
This deck fill cap is a replacement for Attwood stainless steel deck fills featuring a 2-1/8 inch cap and a 3.5 inch flange. It is built from high-polish 316 stainless steel and includes an attaching chain. The flush-cap design is slotted to work with a separate key (sold separately) and uses an O-ring to seal watertight. Fits Attwood deck fills 66411 Gas, 66412 Diesel, and 66126 Waste. Not for smaller 1-3/4 inch cap and 3 inch flange models; use 66074-3 replacement cap and chain for those.
✅ Fits Attwood deck fills with 3.5 in flange and 2-1/8 in cap
✅ Chain attached for easy handling
✅ High-polish 316 stainless steel with O-ring seal
✅ Slotted flush cap works with separate key (sold separately)
✅ Replacement part 66061-3
💡 What is a deck fill cap used for on boats? This handy piece helps seal deck openings and keeps caps attached for easy access.
- Keeps fuel, water, or waste tank openings watertight
- Chain attached prevents loss and speeds reattachment
- Compatible with Attwood 3.5 in flange fills such as 66411C1, 66412C1, 66126C1
- Stainless steel with an O-ring seal resists corrosion