2 Pipe Size Fittings | McMaster-Carr

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3,751 Products

Fluid Handling

Pipe and Pipe Fittings

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

2,657 products

Hose Fittings

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

235 products

Hose Nozzle Swivels

Rotate to prevent hose from kinking, twisting, and wearing

3 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

74 products

Pipe Repair Clamps

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

26 products

Pipeline Fluid Blockers

Temporarily block the flow between pipe flanges as you work downstream; also known as paddle blinds

4 products

On-Off Valves

Start and stop flow through a line

276 products

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

25 products

Valve Union Fittings

Mating parts join valves to a line for quick connection and removal

6 products

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

5 products

Flowmeters

Measure the flow rate of a liquid or gas

1 product

Breather Vents

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

10 products

Building and Machinery Hardware

Slip-On Framing and Fittings

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

43 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

9 products

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

8 products

Grommets

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

2 products

Fabricating and Machining

Pipe Groovers

Manually form grooves in pipe ends for on-site installation and maintenance

1 product

Facility and Grounds Maintenance

Urinal Flanges

Connect a urinal to your drainage system

2 products

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

1 product

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

108 products

Drain Gaskets

Create a watertight seal between your drain and fixture without the mess of plumber's putty

1 product

Electrical

Conduit and Conduit Fittings

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

5 products

Fastening and Joining

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

1 product