Description Deck Filler – FUEL, Lockable, Stainless Steel, Angled Tail 38mm / SAW-29673 HIGHLIGHTS 316G stainless steel. Cylinder lock made from marine grade stainless steel. Pivoting cover over key entry. O-ring seal. Cap retainer wire. 2 keys included. NOTE: These fillers are not breathable. SPECIFICATIONS PART NO SAW-29673 TYPE FUEL  – The word Fuel is imprinted in red writing on the bezel as per the stock photo. ANGLE 30° HOSE SIZE DIAMETER 38mm / 1 1/2″ FLANGE OUTSIDE DIAMETER 90mm CUT OUT DIAMETER 52mm PROTRUSION 17mm INTRUSION 115mm MOUNT SCREWS 5mm c/s Boat Hut Insight When choosing a deck filler like this lockable stainless steel model, think beyond just durability and security. The angled tail at 30° is a subtle but smart design choice that helps reduce hose kinks and fuel flow restrictions, which can save you headaches during refueling and improve fuel delivery efficiency. Also, since these fillers are not breathable, it’s wise to check your boat’s fuel tank venting system to avoid pressure build-up or vacuum issues—something often overlooked but crucial for safe and smooth operation. And a quick pro tip: keep a spare set of keys in a waterproof container onboard but separate from the filler area—it’s a small extra step that can save you from costly lockouts or emergency refueling hassles.