Quick Answer: How To Install Tailpiece In Kitchen Sink?

Does sink tailpiece need washer?

If it is a kitchen sink you first connection at the basket strainer requires a special washer that is flat on the top and fits into the tailpiece.

What size tailpiece is installed on a kitchen sink?

Some older sinks may have drains that connect to a 1 1/4-inch tailpiece, but most modern drains have a 1 1/2-inch outlet. All the pipes that connect to the tailpiece, including the P-trap assembly and all the horizontal extensions, are either 1 1/4 or 1 1/2 inches in diameter.

What is a tailpiece in plumbing?

The tailpiece, or sink tailpiece, is the straight section of pipe that connects to the bottom of the sink drain fitting. Typically, the tailpiece attaches to the drain fitting with a slip nut—a threaded ring that can be tightened and loosened by hand (or with gentle persuasion from channel-type pliers).

How long does a sink tailpiece need to be?

Maximum Distance However, the Universal Plumbing Code stipulates that the total developed length of all tailpieces, arms and fittings connecting the drain to the p-trap must be 24 inches or less.

Why is sink tailpiece leaking?

Leaking tailpieces usually allow water to seep out of its connections. Tightening the slip nuts or replacing the plastic slip washers should correct this problem.

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What does tailpiece mean?

1: a piece added at the end. 2: a device from which the strings of a stringed instrument are stretched to the pegs — see violin illustration. 3: an ornament placed below the text matter of a page.

Are all sink pipe the same size?

All kitchen sinks today have the same diameter drain, which is 3 1/2 inches and is larger than a bathroom drain which measures in at 1 1/4 inches. It is the same size as a typical standard shower drain, however. When installing a new drain into the sink, you have no need to shop for certain diameter drains.

What size pipe do you use for a sink drain?

There is a pipe size. Most modern drains have a 1 1/2 inch outlet, but older sinks may have drains that connect to a 1 1/2 inch tailpiece. All the pipes that connect to the tailpiece are either 1 1/2 or 1 1/2 inches in diameter.

How do you install a tail piece?


  1. Turn off water at the tap.
  2. Remove old sink tailpiece.
  3. Measure distance X, as illustrated.
  4. Cut new tailpiece to length with hacksaw.
  5. Remove nuts A and C.
  6. Slip nut A over tailpiece and put its washer B on the tailpiece flange.
  7. Place nut C and washer onto the new tailpiece. Hand tighten nuts.

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