Hex Head Plugs | McMaster-Carr

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Drive Style

Fastener Head Type

System of Measurement

Pipe Size

Thread Type

UN/UNF (SAE Straight)

Fitting Type

Material

Thread Size

For Use With

Acetic Acid (White Vinegar)

Pipe Material

Maximum Pressure @ Temperature

Length

Gender

Drive Size

Body Shape

Shape

Finish

Corrosion-Resistant Coated

Galvanized

Nickel Plated

PTFE Coated

Zinc Phosphate Coated

Plug Construction

Pressure Class

Flange Material

Specifications Met

Fed. Spec. QQ-A-200/8

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

1,893 Products

Fluid Handling

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

862 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

5 products

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

63 products

Hose

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

1 product

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

47 products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

23 products

Fastening and Joining

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

435 products

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

126 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

115 products

Threaded Inserts

Create new threads or repair stripped threads

69 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Drains

Release moisture to keep components dry

2 products