Danco 35750B Faucet O-Ring, #36, 3/16 in ID x 5/16 in OD Dia, 1/16 in Thick, Buna-N

The Danco O-rings will repair your leaky faucet. Faucets usually have one or more O-rings to prevent water from leaking out around the spout. Replacing worn out O-rings is an inexpensive alternative to replacing the entire faucet fixture.