Steel Tube Fittings | McMaster-Carr

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Railroad Tank Car

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300 Series Stainless Steel

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10,205 Products

Fluid Handling

Tube Fittings

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

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tube Fitting Nuts

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

Tube Fitting Clamps

Tube Fitting Clamps

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

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 End Cap and Plug Kits

Tube End Cap and Plug Kits

Cover or insert into the ends of tube fittings to keep out dirt and debris

Tube Fitting Sleeve and Nut Kits

Tube Fitting Sleeve and Nut Kits

Everything you need to create a tight seal between a metal tube and a Yor-Lok fitting

Tube Sampling Ports

Tube Sampling Ports

Take samples from sanitary tubing without pausing or contaminating your line

Hose Fittings

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

Hose Nozzle Swivels

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

Hose

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

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Manifolds

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

Air Chucks

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

Pipe Crimping Tools

Pipe Crimping Tools

Seal press-connect fittings onto pipe without threading or welding

Tube Crimping Tools

Tube Crimping Tools

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

Tube Repair Clamps

Tube Repair Clamps

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

Junction Blocks

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

Flow-Regulating Valves

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

Flow-Adjustment Valves

Flow-Adjustment Valves

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

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Strainers

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

Mufflers

Reduce noise and filter exhaust fumes

Building and Machinery Hardware

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Bolt-Together Framing and Fittings

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

Weld-Together Framing and Fittings

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

Press-Fit Framing and Fittings

Press-Fit Framing and Fittings

Set up temporary partitions, guards, and displays using only a hammer

Leveling Mount Inserts

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

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

Measuring and Inspecting

Hose Coupling Size-Identification Kits

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Containers, Storage, and Furniture

Stacking Caps and Targets

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

Fastening and Joining

Brazing Rings

Snap into metal pipe and tubing to form leak-resistant joints more quickly than with hand-fed alloys

Tube-Connecting Nuts

Tube-Connecting Nuts

Push inside tubes to join them with a threaded stud instead of welding

Material Handling

Scaffold Clamps

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

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