Aluminum Flanges | McMaster-Carr

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698 Products

Fluid Handling

Pipe Flanges

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

54 products

Pipe Fittings

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

58 products

Pipe Plugs

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

19 products

Pipe Locknuts

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

10 products

Tube Fitting Clamps

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

26 products

Tube Fittings

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

20 products

Tube End Caps

Cover the ends of tube to keep out dirt and debris

4 products

Hose Fittings

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

14 products

Building and Machinery Hardware

Slip-On Framing Rail Ends

Mount slip-on framing structures to floors, walls, and ceilings

49 products

Slip-On Framing Rail Supports

Brace long runs of slip-on framing rails, either along walls or through them

23 products

Slip-On Framing Rails

Insert into slip-on fittings and tighten screws to make guards, railings, and racks

15 products

Slip-On Framing Connectors

Tighten onto slip-on framing rails to build guards, railings, and racks

134 products

Flush-Fit Framing Rail Ends

Secure flush-fit framing structures to floors, walls, and ceilings

3 products

Clamp-On Framing and Fittings

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

146 products

Press-Fit Framing and Fittings

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

44 products

Heating, Ventilation, and Air Conditioning

Duct Flanges

Mount on equipment to start a run of duct, or create a secure joint between two sections

20 products

Sealing

Pipe Flashings

Create watertight seals around vent pipes on roofs, even if they expand, contract, and vibrate

9 products

Measuring and Inspecting

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

2 products