C-Channels | McMaster-Carr

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U-Channel Type

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Specifications Met

ANSI/MSS SP-58 Type 23

ASTM Standard

Fed. Spec. WW-H-171 Type 23

SAE Standard

UL 2034

Profile Shape

Thickness

Performance

Electrically Insulating

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

2,555 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

48 products

Aluminum

Lightweight, easy to machine, and corrosion resistant—all with material certificates for traceability

346 products

Stainless Steel

Resists corrosion and chemicals in most environments—all with material certificates for traceability

20 products

Plastic

A lightweight alternative to metal and glass

28 products

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

41 products

Brass

More machinable than copper and bronze—all with material certificates for traceability

5 products

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

7 products

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

3 products

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

14 products

Building and Machinery Hardware

Strut Channel Framing and Fittings

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

1,655 products

Press-Fit Framing and Fittings

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

19 products

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

286 products

Panel Connecting Trim

Connect two panels while protecting the edges from damage

24 products

Door Drip Guards

Divert rain and snow away from door openings

3 products

Facility and Grounds Maintenance

Steel Hat Channel

Creates space for insulation inside walls and ceilings

2 products

Material Handling

Trolleys

Transport hook-mount hoists along a beam for lifting and moving loads

5 products

Pipe Supports

Brace pipe, tube, and conduit that needs to be routed between studs or elevated off the floor

9 products

Sealing

Edge Seals

Block dust, water, and wind from entering the gaps around doors and windows

1 product

Electrical Power, Networking, and Controlling

Electrical Enclosure Mounting Channels

Position components inside electrical enclosures without drilling holes, which can leak

9 products

Power Transmission

Roller Chain Guides

Align roller chain to limit friction, reducing noise and prolonging the chain's life

34 products