Copper Fittings | McMaster-Carr

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13,269 Products

Fluid Handling

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

Tubing Flow Stops

Tubing Flow Stops

Temporarily block water flow to make soldering repairs without waiting for your line to drain

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 Locknuts

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

Pipe Flanges

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

Rotary Unions

Transfer air, water, oil, and steam from supply lines to continuously revolving drums and rollers

Hose Fittings

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

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Hose

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

Hose Ferrules

Crimp on to create a permanent connection between hose and barbed hose fittings

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

Hose Nozzle Swivels

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

Air Chucks

Connect air hose to Schrader valves, which are common on tires and hydraulic systems

Hose Crimpers

Crimp ferrules onto hose to secure fittings

Tube Crimping Tools

Tube Crimping Tools

Create a leak-tight seal between tubing and fittings without heat or solder

Pipe Repair Clamps

Pipe Repair Clamps

Fix small holes and cracks in pipe without taking your system apart

Manifolds

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

Tube Repair Clamps

Tube Repair Clamps

Mend small holes, cracks, and full-circle breaks in tubing without dismantling your system

Spray Nozzles

Clean, rinse, and apply coatings with pressurized liquid

Spray Nozzle Fittings

Spray Nozzle Fittings

Connect nozzles to pipe; add swivel motion to adjust spray angle

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

On-Off Valves

Start and stop flow through a line

Flow-Adjustment Valves

Flow-Adjustment Valves

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

Air Nozzles

Blow concentrated air for cleaning, drying, cooling, and ejecting parts

Propane Tank Valves

Propane Tank Valves

Start and stop the flow of propane from a tank

Float Valves

Open or close a pipe connection when liquids in a container reach a set level; also known as ballcocks

Float Valve Bodies

Float Valve Bodies

Pair with floats and rods to create float valves that meet your needs

Pressure Test Fittings

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Strainers

Install next to valves and pumps to catch debris in your line

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Fabric Snaps

Join soft, heavy fabrics such as leather and canvas

Turn-Button Fastener Bases

Turn-Button Fastener Bases

Mate with turn-button fastener eyelets to secure fabrics to solid surfaces

Turn-Button Fastener Eyelets

Turn-Button Fastener Eyelets

Pair with turn-button fastener bases to secure fabrics to solid surfaces

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

Lubricating

Grease Fitting Adapters

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Oil Fittings

Install in engine blocks and other machinery to pour in oil while keeping dust out

Electrical

Conduit and Conduit Fittings

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Electrical Enclosure Plugs

Electrical Enclosure Plugs

Cover unused holes in enclosures to keep out dust, dirt, and moisture

Cable Entry Panels

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

Facility and Grounds Maintenance

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 Spouts

Deliver drinking water from sinks

Faucet Pedals

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

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 Drains

Empty liquids from sinks into sewer lines

Sink Drain Trap Extension Tubing

Sink Drain Trap Extension Tubing

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

Sink Drain Tailpieces

Sink Drain Tailpieces

Connect drains to P-traps and S-traps

Riser Tubes

Connect shut-off valves to sink faucets and toilet tanks

Toilet Mounts

Secure toilet components with flanges and hardware kits

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

Material Handling

Wire Rope Compression Sleeves

Wire Rope Compression Sleeves

Install a permanent loop at wire rope ends using a compression tool

Wire Rope Stops

Wire Rope Stops

Prevent wire rope from pulling out of cleats and guides or keep ends from fraying

Wire Rope Plugs

Wire Rope Plugs

Secure wire rope in end fittings with a plug-lock connection

Wire Rope End Fittings

Wire Rope End Fittings

Finish wire rope ends with threaded stud, eye, clevis, ball, hook, and other connections

Snap Hooks

Spring, slide, or press open to quickly connect rope and chain

Swivels

Rotate loads to keep rope and chain from twisting and knotting

Bead Chain Links

Bead Chain Links

Connect, loop, and mount lengths of bead chain

Bead Chain

Tether tools to machines, keys to chucks, and caps to tanks; also known as ball chain

Wire Rope Clamps

Wire Rope Clamps

Form a removable loop at the ends of wire rope by tightening the nuts

Rope Cleats

Temporarily secure rope

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Fabricating and Machining

3D Printer Nozzles

3D Printer Nozzles

Extrude melted filament onto print surfaces to build parts

Containers, Storage, and Furniture

Drum Locks

Secure drum lids and openings to prevent tampering

Drum Vents

Prevent drum failure by releasing pressure and vacuum buildup

Building and Machinery Hardware

Grommets

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

Brackets

Connect surfaces in an assembly

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