6 Pack Boat Armor Filler Cap O-Rings 1.5 Inch Deck Fill Gaskets For Gas Water Diesel Fuel Seal Nitrile Rubber O-Ring Seals Marine Gas Cap Gasket Durable Leakproof Components

1.5 Inch Boat Filler Cap O-Ring Set for Marine Fuel Decks
✔️ 6 pack nitrile O-rings, ID 1.5in, OD 1.8in, th 0.14in

These boat armor filler cap O-rings are made from nitrile rubber and are used to seal gas, diesel, or water filler caps on boat decks. This 6-pack provides spare gaskets for marine fuel caps and deck fittings.

✅ Includes 6 O-rings for filler caps
✅ Material: nitrile rubber, reliable and durable
✅ Size: ID 1.5 in (38 mm), OD 1.8 in (46 mm), thickness 0.14 in (3.6 mm)
✅ Color: black; suitable for gas, diesel, water deck fills
✅ Compatible with Perko 0513DP8 style fittings (confirm size)

💡 What is a boat deck filler cap O-ring used for and why are nitrile gaskets handy?

Nitrile o-rings on marine filler caps seal fuel, water, and diesel fills while resisting saltwater. - Handy gasket material for deck fittings - Fits common 1.5 in ID Perko-style fillers (check size) - Durable and lightweight for storage - Easy to replace during routine maintenance
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