Metric Wheels | McMaster-Carr

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Wheel Bearing Type

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Mounting Fastener Installation Type

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Compliant with Exemptions

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

Yes

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

2,099 Products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

72 products

Knobs

Position, tighten, and secure fixtures and equipment

263 products

Indicating Knobs

Control devices and view settings at a glance

6 products

Power Transmission

Worm Gears

Reduce speed while transferring motion at a right angle in only one direction

67 products

Ratchet Gears and Pawls

Transmit motion in one direction and stop it in the other

26 products

Track Rollers

Support and carry objects as they move along conveyor systems

206 products

Drive Rollers

Transmit power from motors to systems like conveyors; also known as contact wheels and feed rollers

14 products

Timing Belt Drive Pulleys

Pair with a timing belt to keep your drive system in sync

778 products

Timing Belt Idler Pulleys

Add to your timing belt setup to minimize vibration and keep belts from wearing out

16 products

Idler Sprockets

Press against your chain to take up slack and reduce wear and vibration

8 products

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

3 products

V-Belt Drive Pulleys

Pair with a V-belt to transfer motion from a rotating shaft

63 products

Idler Shafts

Support idler sprockets and pulleys in tensioning applications

8 products

Carriages

Carry loads along guide rails on accurate and repeatable paths in automated systems

45 products

Material Handling

Casters

Mount on the bottom of objects for easy movement

39 products

Ball Transfers

Install in arrays to create platforms for conveying, rotating, and positioning heavy objects

24 products

Measuring and Inspecting

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

1 product

Measuring Wheels

Roll along surfaces to measure distance

8 products

Fastening and Joining

Thumb Screws

Tighten and loosen by hand without the need for tools

245 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

40 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

36 products

Lug Nuts

Secure pneumatic wheels to axles

5 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

77 products

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

7 products