Clamp Collars | McMaster-Carr

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	System of Measurement System of Measurement

	For Shaft Diameter For Shaft Diameter

1/8" to 3/4"

1/2" to 1"

5/8" to 1 9/16"

3/4" to 2"

1" to 2 5/8"

1 1/4" to 3"

	Material Material

Stainless Steel

	Finish Finish

	Construction Construction


Two Piece	One Piece

Hinged

	For Shaft Type For Shaft Type


Round	Keyed

Threaded	D-Profile

Square	Round with Support Rail

Acme Lead Screw	Hex

	Clamping Screw Material Clamping Screw Material

Stainless Steel

	Shaft Mount Type Shaft Mount Type


Clamp On	Set Screw

	Width Width

15/32"-11/16"

3/4"-1 1/16"

7/8"-1 1/4"

1"-1 7/16"

1 1/8"-1 1/2"

1 3/16"-1 9/16"

1 3/8"-1 7/8"

1 1/2"-2"

1 5/8"-2 1/4"

1 3/4"-2 1/2"

	Number of Clamping Screws Included Number of Clamping Screws Included

	Set Screw Material Set Screw Material

Stainless Steel

	For Shaft Thread Size For Shaft Thread Size

	Number of Set Screws Included Number of Set Screws Included

	Thread Size Thread Size

	Flat-to-Flat Height Flat-to-Flat Height

	Keyway Depth Keyway Depth

	Color Color

	White
	Gray
	Blue

	Number of Mounting Holes Number of Mounting Holes

	For Shaft Width For Shaft Width

	Mounting Hole Thread Size Mounting Hole Thread Size

4-40
6-32
8-32
10-24
10-32
1/4"-20
1/4"-28
5/16"-18

	Keyway Width Keyway Width

	Lever Material Lever Material

Aluminum

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About Shaft Collars

Shaft collars are useful for holding and positioning components on a shaft. They can also serve as mechanical stops and stroke limiters.

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Shaft Collars

Two-Piece Shaft Collars

Two-Piece Shaft Collars

Install anywhere on a shaft without removing components or having access to the ends of the shaft.

Shaft Collars

Shaft Collars

To install, slide these one-piece collars onto the end of your shaft.

Hinged Shaft Collars

Hinged Shaft Collars

Offering the benefits of a two-piece collar in a one-piece design, these collars swing open for positioning then close anywhere on your shaft.

Mountable Shaft Collars

Mountable Shaft Collars

Mounting holes or weldable materials allow you to fasten gears, pulleys, and sprockets to these collars.

Threaded Shaft Collars

Threaded Shaft Collars

D-Profile Shaft Collars

Square Shaft Collars

Square Shaft Collars

Install these two-piece collars square shafts.

Quick-Release Shaft Collar Handles

These threaded handles take the place of a set screw, allowing you to move set screw shaft collars without additional tools—useful for when the collar serves as a stroke limiter or mounting clamp.

Support-Rail Shaft Collars

Support-Rail Shaft Collars

Designed to fit onto shafts that have a support rail running underneath them, these collars can be used as end-stops for linear motion components.

Hex Shaft Collars

Hex Shaft Collars

Threaded-Rod-Mount Clamping Hangers

Threaded-Rod-Mount
Clamping Hangers

Threaded-Rod-Mount Clamping Hangers

Lead Screw Collars

Lead Screw Collars

Lead Screw Collars

Install these threaded collars on a lead screw to separate and position components, or use them as an end stop to limit travel.

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