Plastic Shaft Caps | McMaster-Carr

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	For OD For OD

0.053" to 0.12"

1/16" to 1/8"

0.079" to 0.15"

1/8" to 3/16"

3/16" to 1/4"

0.205" to 0.273"

0.235" to 0.302"

1/4" to 5/16"

0.298" to 0.365"

5/16" to 3/8"

0.327" to 0.394"

0.356" to 0.422"

3/8" to 7/16"

3/8" to 7/8"

3/8" to 1"

0.385" to 0.451"

0.409" to 0.485"

0.468" to 0.545"

0.487" to 0.568"

1/2" to 9/16"

0.518" to 0.605"

0.613" to 0.693"

5/8" to 11/16"

0.663" to 0.761"

0.74" to 0.849"

3/4" to 13/16"

0.753" to 0.868"

7/8" to 15/16"

7/8" to 1 3/8"

7/8" to 2 1/4"

0.933" to 1.083"

1" to 1 1/16"

1 1/16" to 1 1/8"

1.085" to 1.358"

1 1/8" to 1 3/16"

1.169" to 1.437"

1.173" to 1.298"

1 3/16" to 1 1/4"

1.249" to 1.402"

1 1/4" to 1 5/16"

1.282" to 1.445"

1 3/8" to 1 7/16"

1.498" to 1.62"

1 1/2" to 1 9/16"

1.568" to 1.688"

1 5/8" to 1 11/16"

1.688" to 1.818"

1.718" to 1.888"

1 3/4" to 1 13/16"

1.781" to 1.938"

1.837" to 2.013"

1 7/8" to 1 15/16"

1.953" to 2.085"

2" to 2 1/16"

2.063" to 2.377"

2.074" to 2 1/4"

2 1/8" to 2 3/16"

2.235" to 2.401"

2 1/4" to 2 5/16"

2.333" to 2.54"

2 3/8" to 2 7/16"

2.395" to 2.688"

2 1/2" to 2 9/16"

2.579" to 2.728"

2 5/8" to 2 11/16"

2.656" to 2.926"

2.685" to 2.947"

2 3/4" to 2 13/16"

2.787" to 2.918"

2.912" to 3.175"

3" to 3 1/16"

3.02" to 3.3"

3 1/8" to 3 3/16"

3.2" to 3.492"

3 1/4" to 3 5/16"

3.41" to 3.54"

3.48" to 3.66"

3 1/2" to 3 9/16"

3 5/8" to 3 11/16"

3.71" to 3.84"

3.86" to 4"

3.94" to 4.07"

4" to 4 1/16"

4.29" to 4.54"

4 3/4" to 4 13/16"

4.92" to 5.1"

5.21" to 5.37"

5.49" to 5.67"

5.92" to 6.1"

6.33" to 6.49"

6.53" to 6.63"

4 to 5 mm

5 to 6 mm

6 to 7 mm

8 to 9 mm

9 to 10 mm

10 to 11 mm

11 to 12 mm

12 to 13 mm

13 to 15 mm

14 to 16 mm

15 to 17 mm

16 to 18 mm

17 to 19 mm

18 to 20 mm

20 to 22 mm

24 to 26 mm

	For Shape For Shape


Round	Square

Rectangle	Corner

Angle

	For Outside Width For Outside Width

	Inside Height Inside Height

	Color Color

	Black		Yellow
	White		Blue
	Green		Orange
	Pink		Red

	Material Material

	Profile Profile


Straight	Tapered

	Flexibility Flexibility

	Maximum Temperature Maximum Temperature

	For Pipe Size For Pipe Size

1 1/2
2
2 1/2
3
3 1/2
4
5
6

	For Outside Length For Outside Length

	For Connection Type For Connection Type

Straight-Thread Pipe

Tapered-Thread Pipe

Unthreaded Pipe

	Specifications Met Specifications Met

FDA Compliant

Mil. Spec.

	For Thread Diameter For Thread Diameter

	Tab Height Tab Height

	For Thickness For Thickness

1/8"-3/16"

	For Leg Length For Leg Length

	Electrical Properties Electrical Properties

	Maximum Surface Resistivity Maximum Surface Resistivity

	Height Height

	OD OD

	Eye Height Eye Height

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658 Products

Caps

Round Caps

Round Caps

Slide these flexible vinyl caps on and they conform for a snug fit.

Heavy Duty Round Caps

Heavy Duty Round Caps

Made of rigid plastic, these caps are more wear resistant than vinyl caps but not as flexible.

Hanging Round Caps

Slide these caps over a tool handle or other round object and use the eye to hang it.

Food-Grade Round Caps

Made of FDA listed materials, these caps are suitable for food contact.

High-Temperature Round Caps

High-Temperature Round Caps

Good for electroplating, paint baking, and powder-coating applications, these caps withstand temperatures up to 440° F or 570° F.

Conductive Round Caps

With a surface resistivity of less than 10⁵ ohms, these caps not only dissipate electrical charges, but can be used as an electrical shield.

Antistatic Round Caps

Keep equipment safe from electrical currents with these caps that have a surface resistivity of less than 10¹² ohms.

Square Caps

Square Caps

Slide these flexible vinyl caps on and they conform for a snug fit.

Rectangular Caps

Slide these flexible vinyl caps onto rectangular objects and they conform for a snug fit.

Tapered Caps

Tapered Caps

These flexible plastic caps are tapered to fit a variety of unthreaded and threaded objects.

Heavy Duty Square Caps

Heavy Duty Square Caps

Made of rigid plastic, these caps are more wear resistant than vinyl caps but not as flexible.

Corner Caps

Corner Caps

Guard the corners of fragile materials such as glass and mirrors.

Heavy Duty Angle Caps

Heavy Duty Angle Caps

Made of rigid plastic, these caps provide more wear resistance to the ends of angle iron than vinyl caps but are not as flexible.

Angle Caps

Angle Caps

Place these flexible vinyl caps over the ends of your angle iron and they conform for a snug fit.

High-Visibility Pull-Tab Caps

A vibrant yellow color makes these caps stand out. They are made of flexible rubber that conforms for a snug fit. Pull the tab for easy removal.

Flexible Pull-Tab Caps

Slide these flexible vinyl caps on and they conform for a snug fit. Pull the tab for easy removal.

Rigid Pull-Tab Caps

Made of rigid plastic, these caps are more wear resistant than vinyl and rubber caps but not as flexible. Pull the tab for easy removal.

Squeeze Top Caps

Squeeze Top Caps

Squeeze the dome top to remove these caps. They're commonly used as thread protectors.

Tear-Tab Caps

Tear-Tab Caps

Push these caps onto pipe and fittings, then tear their tab to break the seal for easy removal.

Rebar Caps

Rebar Caps

Rebar Caps

Keep personnel safe from protruding rebar and pipe. Made of rigid plastic, these durable safety caps are bright orange or yellow for excellent visibility.

Push-On Retaining Caps

Push-On Retaining Caps

Push-On Retaining Caps

Use these caps to hold components in place and protect shaft ends.

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