Plumbing Fittings | McMaster-Carr

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18,668 Products

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Pipe Nipples and Pipe

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

Pipe Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

Expansion Joints

Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

Pipe Fitting Clamps

Pipe Fitting Clamps

Connect easy-access and grooved-end pipe fittings to pipe

Pipe Bushings

Sized specifically to adapt standard shaft collars to pipe, creating a tight fit

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Tube Fitting Nuts

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tube Fitting Sleeves

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

Tube Fitting Clamps

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Hose Nozzles

Control flow while dispensing water, fuel, hydraulic fluid, coolant, and chemicals

Hose End Caps

Cover the ends of hose to keep out dirt and debris

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

On-Off Valves

Start and stop flow through a line

Filter Housings

Filter Housings

Use with filter cartridges to remove particles from liquid

Flow-Adjustment Valves

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids though a line

Facility and Grounds Maintenance

Sink Drain Fittings

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

Sink Drain Traps

Sink Drain Traps

Retain a small amount of water to keep sewer gas from escaping

Sink Drain Fitting Washers

Sink Drain Fitting Washers

Replace the washers in sink drain fittings

Sink Drain Tailpieces

Sink Drain Tailpieces

Connect drains to P-traps and S-traps

Sink Drain Trap Extension Tubing

Sink Drain Trap Extension Tubing

Add to a drain tailpiece when it doesn’t reach the trap

Sink Drains

Empty liquids from sinks into sewer lines

Sink Drain Stoppers

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

Faucet Repair Parts

Faucet Repair Parts

Replace faucet parts such as valves, O-rings, washers, and nuts

Faucet Sprayers

Faucet Sprayers

Extend the reach of your faucet with these flexible sprayers

Faucet Aerators

Faucet Aerators

Reduce water use and noise while creating a smooth, powerful spray

Faucet Spout Thread Adapters

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

Faucet Handles

Fit most faucet cartridges to turn water on and off

Faucet Shut-Off Rods

Faucet Shut-Off Rods

Nudge the rod to turn water on and release to turn off without touching handles

Faucet Pedals

Start and stop water with your foot or knee to keep your hands free

Faucet Spouts

Deliver drinking water from sinks

Faucet Cartridges

Faucet Cartridges

Replace the cartridges in common faucet brands; also known as stems

Faucet Washers

Seal faucet components so they don’t leak

Riser Tubes

Connect shut-off valves to sink faucets and toilet tanks

Grease Traps

Remove and retain grease from waste water to prevent blockages in plumbing lines

Sink Pipe Covers

Sink Pipe Covers

Prevent burns from hot water pipes

Floor, Wall, and Ceiling Plates

Floor, Wall, and Ceiling Plates

Add a finishing touch around protruding pipes; also known as escutcheons

Floor Drain Trap Seals

Floor Drain Trap Seals

Stop sewer gases from escaping through rarely used floor drains if the P-trap dries out

Drain Cleanouts

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

Air Admittance Valves

Air Admittance Valves

Allow air into drain, waste, and vent systems so you don't have to vent plumbing to the outdoors

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Safety Equipment

Fire Hydrant Plugs

Fire Hydrant Plugs

Pair with a hook-style spanner wrench to quickly seal fire hydrants and washdown equipment

Fire Hydrant Caps

Fire Hydrant Caps

Pair with a hook-style spanner wrench to quickly cover and uncover fire hydrants

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)