Attwood 661265 Waste Deck Fill 1-1/2" For 1-1/2" I.D. hose.

Deck fill with imprint waste.
Highly polished finish.
Flush cap is slotted for separate key and features an O-ring that seals the cap watertight.
Cap is attached by a stainless steel beaded chain.
3-1/4" long fill neck.
Key sold separately.
23-661265 waste model has internal threads for pump-out nozzle.
Use for vessels with built-in holding tanks.