Kitchen Sink Drain Thread Size

Use proper size to keep sink free flowing.

Kitchen sink drain thread size.

There aren t many reasons for changing out the drain pipes under a kitchen sink but it s not uncommon to replace the drain assembly during a kitchen renovation when the sink is being replaced. The drain has a threaded pipe sticking out below the lock nut that secures the drain to the sink basin itself. The steps for installing the sink drain will depend on how different the new sink is from the old one as well as what other components are being installed. Kitchen sink drain pipe thread size.

Plumbers conform to this standard whether installing copper. Wow blog september 12 2018. The drainpipe threads onto this pipe with a connector. Kitchen sink drain pipe thread size.

Standard sink drain sizes include 3 1 2 inches kitchen sink 1 1 4 inches bathroom sink and 2 inches bar sink. All the pipes that connect to the tailpiece including the p trap assembly. The pipe stub outs under your sink are branch pipes that connect to 3 4 inch main pipes and they always have a diameter of 1 2 inch. The kitchen drainpipe connects to the drain under the sink.