What is standard faucet thread size?

Typical "Regular" size for a faucet aerator is 15/16" male threaded or 55/64" female threaded, while "Junior" size is 13/16" male threaded or 3/4" female threaded. Some faucets use a smaller "Tom Thumb ®" metric-size aerator, which is M18x1 male threaded or M16x1 female threaded.
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What size threads are on a faucet?

In the United States, the thread size are 15/16"-27 for standard-sized male and 55/64"-27 for standard-sized female.
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What type of thread is on faucet?

Faucet Connection Types

Most faucets in the United States will have a 1/2" MPT (male) or 1/2" FPT (female) threaded inlet. These connections use the NPT (National Pipe Thread) standard.
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What is the standard size of faucet supply line?

A standard residential faucet supply line has a 3/8-inch compression fitting on one end and a 1/2-inch female NPT fitting on the other.
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How do you measure a faucet thread?

The easiest way to find out the size of the thread in your mixer tap or faucet is to remove the aerator (this is the part that screws off at the end of your tap) and measure the diameter (across the centre) of the thread.
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How to Figure out Which Aerator (Faucet Fixture) You Need



Are faucet threads NPT?

Often, the "T" in NPT or FPT/MPT is used to represent "Tapered" instead of "Thread". Plumbing fitting are commonly referred to as “NPT”, however, in reality, nearly all faucets are actually “NPS”. NPS is the North American “STANDARD” for faucets, regardless of brand, style, application, etc.
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What is the thread size of Moen kitchen faucet?

Moen faucets typically utilize either flexible supplies with ⅜" compression fittings or ½" IPS connections.
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What thread is a sink hose?

The two most common are 3/8- and 1/2-inch compression or male pipe thread. Faucets connectors aren't completely standardized, but most have 1/2-inch male pipe thread connectors.
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What size is standard copper water line?

In the plumbing trade, the size of copper tubing is measured by its outside diameter in millimeters. Common sizes are 15 mm and 22 mm.
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What is FIP thread?

Defintion. Simply, FIP is pipe that is threaded on the inside. As a female, it accepts the male pipe, which is threaded on the outside. The male end is twisted inside the female until it is snug. In order to keep a proper seal, Teflon tape is needed around the male threads.
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How do I know what size faucet I have?

With the help of a nickel and dime, you can easily determine the size of your aerator. First remove the insert and washer from the inside of the aerator. Set a nickel on top of the aerator, and if it's almost the same circumference, the aerator is a regular size. If it's not a regular size aerator, use a dime.
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Do all faucets have threads?

Many indoor faucets do not have a thread on the inside or the outside. They also come in a wide variety of shapes and designs. This is great for fitting in with your design style but can be a challenge when it comes to using fixtures and fittings.
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What faucet adapter do I need?

Choosing the Right Adapter

Determine whether your faucet spout is female or male threaded. Female-threaded spouts have their threads inside the end of the spout; male threads are found on the outside of the spout. If your faucet has female threads, you'll need an adapter with male top threads.
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What size are sink water lines?

Standard Sink Supply Line Size

The main pipes, which are the ones that come off the main water supply and the water heater, are 3/4 inches in diameter. The branch lines, which are the ones that feed individual fixtures, are 1/2 inch in diameter.
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What is the difference between copper pipe and copper tubing?

Tubing is usually more expensive than pipe due to tighter manufacturing tolerances. Interestingly, while the stated and measured OD's of tubing are almost exact in most cases, copper tubing generally has a measured OD that is 1/8” larger than stated OD. As such, maybe it should be called copper pipe.
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What size are kitchen faucet connections?

Faucet connection lines can have one of two female connection fittings: A ½ inch slip joint, with an insert that slips into the mail connector that with a rubber washer makes the connection tight; A ½ inch outside diameter, similar to a slip joint except without the insert.
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What size is the set screw on a Moen faucet?

A 7/64 hex wrench in most cases can be used to remove the handle set screw.
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What size Allen wrench fits a Moen faucet?

In most cases, the hardware used by Moen requires a 7/64 inch hex wrench. This applies to Moen Renzo faucets, handle set screws for single handle kitchen faucets, and PosiTemp levers for Moen showers.
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What size is Moen handle set screw?

The Moen screw is a #8 -32 screw (5/32” diameter) and the Delta screw is a #10-24 screw (3/16” diameter).
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What is a 1/4 NPT thread?

As a general “rule of thumb” an NPT thread is approximately 1/4" (0.25”) larger than its “name.” For a 1/4" NPT fitting the “nominal” OD is 0.533”. NPT fittings are slightly tapered so the “nominal” diameter is the diameter in the middle of the threaded portion, as measured by the top (crest) of the threads.
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Are NPT and MPT threads compatible?

MPT Male Pipe Thread (interchangeable with NPT) National pipe thread connection to an FPT (Female Pipe Thread) or equivalently an FIP (Female Iron Pipe).
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What is NPT and FPT?

NPT, national pipe threads, and FPT, female pipe threads, are terms used regarding U.S. pipe standards for tapered threads. NPT are common threads used for general purposes, while FPT are a type of NPT.
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What does A112 18.1 m mean?

Manufacturers must print "A112. 18.1M" on every aerator in the US, so the number doesn't say anything about the size, style, or brand of your aerator. Instead, the number simply indicates that the aerator "demonstrate[s] compliance with the applicable ASME standard" (source).
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