ProSource PMB-089 Faucet Washer, 1-5/8 in OD and 1-5/16 ID, 1-1/2 in Dia, 3 mm Thick

You can replace your sink drain components with this slip-joint washer. The washer forms a seal between the nut and pipe fitting to help prevent leak. It is made of durable rubber that will endure the rigors of everyday use.