Twist Lock Air Fittings | McMaster-Carr

Filter by

Pipe Size

Fitting Connection

Thread Type

Gender

For Use With

Material

Connects To

Hose ID

Fitting Type

Shape

Maximum Pressure @ Temperature

Length

Gasket Material

Compatible With

Maximum Vacuum @ Temperature

RoHS

Compliant with Exemptions

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

Maximum Temperature

Minimum Temperature

REACH

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

2B999

EAR99

Attachment Type

Band-and-Buckle Clamp

Crimp-On Hose Ferrule

Grip-Lock Component

Hose Material

132 Products

About Measuring Fittings

Measure the threaded ends of your fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Claw Hose Couplings for Air and Water

Twist-Claw Hose Couplings for Air and Water

Couplings have an identical claw-style head that connects to another twist-claw hose coupling with a quarter twist.

Spring-Lock Twist-Claw Hose
Couplings for Air and Water

Couplings have a spring-loaded locking sleeve that automatically locks into place to prevent accidental disconnection. The identical claw-style head connects to another spring-lock twist-claw hose coupling with a quarter twist.

Large Twist-Claw Hose Couplings for Air and Water

Also known as Chicago and universal couplings, these have identical claw-style heads and connect by being pushed together with a quarter twist.

Extra-Large Twist-Claw Hose
Couplings for Air and Water

Couplings are only compatible with other extra-large twist-claw hose couplings. Use with tools and equipment up to 2 pipe size.

Grip-Lock Hose Couplings for Air

These couplings have a lower profile than other claw-style couplings to fit in cramped spaces. They consist of a plug and a socket that connect with a quarter twist. Also known as Bowes couplings.

Double Grip-Lock Hose Couplings for Air and Water

Also known as Thor couplings, these have two locking points to give you twice the gripping power of standard grip-lock couplings. They consist of a plug and a socket that connect with a quarter twist.