The O-Ring (10/Pack) - BRP-PK (333572) is built to meet or exceed the original equipment quality and constructed from non-corrosive materials that can withstand the marine environment. It is a flat cover plate rubber o-ring for thermostat housings. The O-Ring (10/Pack) - BRP-PK (333572) keeps water and other liquids out of your engine fuel tank. It is designed to be durable and heavy-duty to last a long time. Each pack has ten pieces of o-ring. This o-ring is interchangeable with BRP332681, BRP333572, BRP3855081, 777518, 745419007843, 333572, and 9-76500. Key Features: It is built to meet or exceed the original equipment quality and constructed from non-corrosive materials that can withstand the marine environment. It is a flat cover plate rubber o-ring for thermostat housings. It keeps water and other liquids out of your engine fuel tank. It is designed to be durable and heavy-duty to last a long time. Each pack has ten pieces of o-ring. Specifications: Brand: BRP SKU: 333572-PK UPC: 745419007843 Weight: 0.01 LBS Unit Of Measure: EA Alternate Products SKU: "25-01675-1", "64068-PK", "18-7145-9", "333572-PK" Manufacturer Part Number (MPN): 333572