McMaster-Carr

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	Type Type

Cap

Plug

Receptacle

Socket

	Material Material

	Plug Type Plug Type


Push In	Screw In

End	Tamper Evident

	System of Measurement System of Measurement

Inch

Metric

	For ID For ID

1/32"-3/32"

1/16"-11/64"

0.07"-0.11"

1/8"-1/2"

9/64"-23/64"

0.19"-0.32"

13/64"-21/64"

0.236"-0.302"

1/4"-7/16"

0.27"-0.4"

0.29"

0.299"-0.365"

0.33"-0.396"

0.361"-0.427"

0.39"

13/32"-19/32"

0.419"-0.485"

0.44"

0.471"-0.547"

0.51"

33/64"-41/64"

0.532"-0.608"

0.55"-0.631"

0.56"

0.58"-0.667"

0.64"-0.727"

41/64"-51/64"

0.66"

0.69"-0.788"

3/4"-0.848"

0.82"

0.86"

0.866"-0.975"

29/32"-1 1/16"

0.915"-1.04"

0.964"-1.09"

1.04"

1 1/16"-1 21/64"

1.094"-1.215"

1.175"-1.284"

1 1/4"-1 5/16"

1.29"

1.312"-1.465"

1 15/32"-1 3/4"

1 31/64"-1 3/4"

1.513"-1.6"

1.56"-1.682"

1.7"

1 3/4"-1.88"

1.781"-1.805"

1.865"-1.975"

1.975"-2.132"

1 63/64"-2 15/32"

2.067"-2.243"

2 9/64"-2 1/2"

2.23"-2.26"

2.298"-2.464"

2.395"-2.602"

2 29/64"-2 15/16"

2.614"-2.79"

2.849"-2.98"

2.975"-3.103"

3 1/64"-3 17/32"

3 17/64"-4 1/32"

3.27"-3.562"

3.325"-3.457"

3.47"-3.6"

3 33/64"-4 63/64"

3.79"-3.92"

4.02"-4.14"

4.27"-4.43"

4.99"-5.2"

6.4"-6.56"

7.97"-8.14"

	Color Color	Show

	Red

	Color Color	Hide

	Profile Profile


Tapered	Straight

	For Shape For Shape


Round	Rectangle

Corner

	For Surface Type For Surface Type

Unthreaded

Threaded

	Height Height

	For Pipe Size For Pipe Size

1/16
1/8
1/4
3/8
1/2
3/4
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
4
5
6
8

	For Connection Type For Connection Type

	Tube Stem OD Tube Stem OD

	Shape Shape


90° Elbow	Cap/Plug

Round	Straight

	Maximum Temperature Maximum Temperature

	Flange Diameter (D) Flange Diameter (D)

	Hardness Hardness

	Current Current

	Voltage Voltage

380 to 415V AC

	For OD For OD

0.053" to 0.12"

1/16"

0.079" to 0.15"

1/8" to 3/16"

3/16"

3/16" to 1/4"

3/16" to 1/2"

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"

0.338"

0.356" to 0.422"

0.362"

3/8"

3/8" to 7/16"

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"

0.679"

0.74"

0.74" to 0.849"

3/4"

3/4" to 13/16"

0.753" to 0.868"

13/16"

7/8"

7/8" to 15/16"

0.893"

0.933" to 1.083"

1" to 1 1/16"

1 1/32"

1 1/16"

1 1/16" to 1 1/8"

1.085" to 1.358"

1 1/8"

1 1/8" to 1 3/16"

1.143"

1.169" to 1.437"

1.173" to 1.298"

1 3/16"

1 3/16" to 1 1/4"

1.249" to 1.402"

1 1/4"

1 1/4" to 1 5/16"

1.282" to 1.445"

1 5/16"

1 3/8"

1 3/8" to 1 7/16"

1.498" to 1.62"

1 1/2"

1 1/2" to 1 9/16"

1.548"

1.568" to 1.688"

1 5/8"

1 5/8" to 1 11/16"

1.688" to 1.818"

1.718" to 1.888"

1 3/4"

1 3/4" to 1 13/16"

1.781" to 1.938"

1.837" to 2.013"

1 7/8"

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"

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"

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"

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"

3 1/4" to 3 5/16"

3.41" to 3.54"

3.48" to 3.66"

3 1/2"

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"

4.37" to 4.62"

4 3/4"

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"

8.67" to 8.73"

	For Thread Diameter For Thread Diameter

	Connection Style Connection Style

Push to Connect

Flared

	Connection Type Connection Type


Barrel	Pin

Straight Blade	Tube

Forward

How can we improve?

736 Products

Building and Machinery Hardware

Plugs

Caps

Grommets

Reinforce the edges of through holes.

Strut Channel Caps and Plugs

Cover rough ends of strut channel.

Pipe, Tubing, Hose, and Fittings

Tubing and Tube Fittings

Hose and Hose Fittings

Electrical

Electrical Connectors

Send power and signal to operate equipment.

Terminal Blocks

Connect circuits with terminal blocks that mount on panels, machines, and DIN rail.

Test Leads and Cords

Other Plugs

Grease Fitting Dust Caps

Keep standard grease fittings free of dirt and moisture.

Fire-Stop Plugs

Squeeze plugs into small openings in fire-resistant walls and floors.

High-Temperature Push-On
Seals with Bulb on Side

Able to withstand temperatures up to 500° F, these all-rubber silicone seals resist water and salts.

Spill-Control Drain Covers

Block grates and manholes to stop liquids from going in, or seal inactive drains to keep odors from leaking out.

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	Semi-Clear
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	Black/White
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Building and Machinery Hardware

Plugs

Caps

Grommets

Strut Channel Caps and Plugs

Pipe, Tubing, Hose, and Fittings

Tubing and Tube Fittings

Hose and Hose Fittings

Electrical

Electrical Connectors

Terminal Blocks

Test Leads and Cords

Other Plugs

Grease Fitting Dust Caps

Fire-Stop Plugs

High-Temperature Push-OnSeals with Bulb on Side

Spill-Control Drain Covers

High-Temperature Push-On
Seals with Bulb on Side