Danco 36171B Faucet Aerator Washer, 35/64 in ID x 27/32 in OD Dia, 1/8 in Thick, Rubber

This Danco aerator washer fits between the end of the spout and the aerator. It provides a positive seal at the faucet spout and helps prevent faucet drips. Replacing worn out washers will stop dripping water and will save water and money.