Stop Collars | McMaster-Carr

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System of Measurement

Shaft Diameter

Construction

Material

Shaft Mount Type

Shaft Type

Round with Support Rail

Width

Finish

Clamping Screw Material

Stainless Steel

Steel

Number of Clamping Screws Included

Set Screw Material

Thread Size

Shaft Width

Export Control Classification Number (ECCN)

EAR99

RoHS

Compliant

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

REACH

Clamping Screw Finish

Black Oxide

Zinc Plated

Number of Set Screws Included

Keyway Width

Length

Drill Bit Size

Overall Length

Color

3,484 Products

Power Transmission

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

2,803 products

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

55 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

412 products

Fabricating and Machining

Drill Stops

Limit how far bits can drill to create identical hole depths every time

145 products

Building and Machinery Hardware

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

6 products

Adjustable Handles

Lift and turn to easily position and tighten components; also called clamping handles

21 products

Fluid Handling

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

36 products