U-Blocks | McMaster-Carr

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Inside Width

1/16" to 11/64"

5/64" to 13/64"

Shape

Outside Height

Outside Width

Material

Stainless Steel

Length

Inside Height

Flexibility

Profile Shape

Wall Thickness

Color

Black/Fluorescent Yellow

Mount Type

Maximum Temperature

Less than 150° F

150° F to 199° F

200° F to 249° F

250° F to 499° F

500° F or greater

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Easy Thermoform

Electrically Insulating

Flame Retardant

Glow-in-the-Dark

High Temperature

High Visibility

Export Control Classification Number (ECCN)

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Hardness Rating

Inside Corner Shape

Hardness

Durometer 52D to Durometer 55D

Minimum Temperature

-250° F or less

-249° F to -50° F

-49° F to -25° F

-24° F to 0° F

Greater than 0° F

For Use Outdoors

Outside Corner Shape

Leg Edge Shape

Nonmarking

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987 Products

Raw Materials

Aluminum

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

Plastic

A lightweight alternative to metal and glass

Steel

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

Stainless Steel

Stainless Steel

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

Rubber

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

Carbon Fiber

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

Fiberglass

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

Brass

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

Building and Machinery Hardware

Edge Trim

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

Surface Guards

Protect walls and other flat surfaces from impact

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

Lubricating

Grease Fitting Manifolds

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

Grease Fitting Junction Blocks

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

Power Transmission

Roller Chain Guides

Roller Chain Guides

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

Facility and Grounds Maintenance

Steel Hat Channel

Steel Hat Channel

Creates space for insulation inside walls and ceilings

Sealing

Edge Seals

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

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