Metric Insulation | McMaster-Carr

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System of Measurement

Material

Length

Screw Size

Thread Size

Diameter

Thickness

Color

Performance

Electrically Insulating

Fail Safe

Flame Retardant

Heavy Vibration Resistant

Shape

Hardness

Height

Mount Type

Washer Type

Maximum Temperature

RoHS

Compliant with Exemptions

REACH

Shaft Type

Round with Support Rail

Slotted

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

Yes

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Minimum Temperature

Thread Length

Hardness Rating

2,634 Products

Fastening and Joining

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

53 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

346 products

Lock Washers

Resist vibration to prevent fasteners from loosening

9 products

Sealing Washers

Prevent fluids from leaking around fasteners

132 products

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

7 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

9 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

329 products

Standoffs

Separate, position, or connect components in assemblies

311 products

Spring Pins

Squeeze and insert into tight holes to hold parts in place with tension

541 products

Nutdrivers

Tighten and loosen nuts and bolts

6 products

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

6 products

Screwdrivers

Tighten and loosen screws

5 products

Building and Machinery Hardware

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

223 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

27 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

400 products

Strut Channel Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

6 products

Raw Materials

Rubber

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

85 products

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

27 products

Plastic

A lightweight alternative to metal and glass

24 products

Electrical Power, Networking, and Controlling

Switch Padding

Trigger an emergency stop when robot arms contact a worker or object

4 products

Power Transmission

Linear Bearings

Minimize friction as parts move along a shaft

36 products

Ball Bearings

Create less friction than other bearings for use at high speeds

27 products

Material Handling

Pipe Cradles

Add support to prevent insulation from tearing when routing insulated pipe through loop hangers

9 products

Fluid Handling

Tube and Tube Fittings

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

12 products