1/2 Couplings | McMaster-Carr

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	Type Type


Connector	Adapter

	Conduit Trade Size Conduit Trade Size

1/2

	Material Material

	Shape Shape

	Straight
	Adjustable-Angle Elbow

	Thread Size Thread Size	Show

1/2

	Thread Size Thread Size	Hide

	Thread Type Thread Type

NPSM

NPT

	Conduit Connection Type Conduit Connection Type


Threaded	Compression

Screw Clamp	Push In

Twist In

	Conduit Type Conduit Type

	Flexibility Flexibility


Flexible	Rigid

	Gender Gender

Female

Male

	Connection Type Connection Type


Conduit	Electrical Box

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Specifications Met Specifications Met

CSA

	Finish Finish

Galvanized

Zinc Plated

	For Conduit Material For Conduit Material

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Environment Environment

Outdoor

Underground

Hazardous

	Environmental Rating Environmental Rating

NEC Class II Divisions 1, 2
Groups E, F, G

NEC Class III Divisions
1, 2

NEC Class I Divisions 1, 2
Groups A, B, C, D

NEC Zone 1 Groups IIC,
IIB, IIA

	Sleeve Material Sleeve Material

Stainless Steel

Plastic

	Length Length

10 1/2"

	Protection Type Protection Type

Dust-Ignition Proof

Explosion Proof

	Color Color

	Gray

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11 Products

About Conduit

Connectors for Medium-Wall (IMC) and Thick-Wall (Rigid) Steel Conduit

Join pieces of medium-wall (IMC) and thick-wall (rigid) conduit.

NPT female straight connectors with glide insert have three pieces. The two outer pieces turn independently so you don't need to rotate the conduit.

For technical drawings and 3-D models, click on a part number.

Straight Connectors—Threaded Conduit Connection

Connector

Connector with Glide Insert

Conduit Connection
Conduit Trade Size	Thread Size	Thread Type	Gender	Material	Features	Specifications Met		Each
Connector
1/2	1/2	NPSM	Female	Galvanized Steel	__	UL Listed, C-UL Listed	0000000	00000
Connector with Glide Insert
1/2	1/2	NPT	Female	Zinc-Plated Iron	Glide Insert	UL Listed	0000000	0000

Connectors for Rigid Aluminum Conduit

Join pieces of rigid aluminum conduit. Made of nonmagnetic aluminum, these connectors withstand damp and corrosive environments.

For technical drawings and 3-D models, click on a part number.

Straight Connectors

Conduit Connection
Conduit Trade Size	Thread Size	Thread Type	Gender	Specifications Met		Each
1/2	1/2	NPSM	Female	UL Listed	0000000	00000

Connectors for Rigid PVC Conduit

Join pieces of PVC Schedule 40 or Schedule 80 conduit. These connectors are lightweight, corrosion resistant, and UV light resistant for outdoor use. They can be buried or encased in concrete. PVC cement is required (not included) to secure the connection.

Adjustable-angle elbow connectors also attach conduit to a knockout when you take off the removable ends to access the threaded connections.

For technical drawings and 3-D models, click on a part number.

Adjustable-Angle Elbow Connectors

Conduit or Electrical Box Connection
Conduit Trade Size	Conduit Connection Type	Thread Size	Thread Type	Gender	Lg.	Material	Color	Features	Includes	Specifications Met		Each
1/2	Push-In	1/2	NPT	Male	10 1/2"	PVC	Gray	Removable Ends	Two Locknuts	UL Listed	0000000	000000

Connectors for Rigid Stainless Steel Conduit

Join pieces of rigid stainless steel conduit. These connectors are corrosion resistant, so you can use them in food-processing and chemical plants.

For technical drawings and 3-D models, click on a part number.

Straight Connectors

Threaded Conduit Connection

Conduit Connection
Conduit Trade Size	Thread Size	Thread Type	Gender	Material	Specifications Met		Each
Threaded Conduit Connection
1/2	1/2	NPSM	Female	316 Stainless Steel	UL Listed, C-UL Listed	0000000	000000

Adapters for Rigid Stainless Steel Conduit

Compression Conduit Connection

Also known as hubs, these adapters attach rigid stainless steel conduit to a knockout in an outlet box or enclosure. They are corrosion resistant, so you can use them in food-processing and chemical plants.

For technical drawings and 3-D models, click on a part number.

Conduit Connection		Electrical Box Connection
Conduit Trade Size	Gender	Thread Size	Thread Type	Gender	Material	Sleeve Material		Each
Compression Conduit Connection
1/2	Female	1/2	NPT	Male	316 Stainless Steel	316 Stainless Steel, Nylon Plastic	0000000	000000

Hazardous Location Conduit Connectors

Straight Connector with Glide Insert

Use to join pieces of thick-wall (rigid) metal conduit. These connectors meet Classes I, II, and III, Divisions 1 and 2 standards for flammable gases, combustible dust, and combustible fibers in hazardous locations.

Connectors with glide insert have three pieces; the outer two pieces turn independently, so you don't need to rotate the conduit.

For technical drawings and 3-D models, click on a part number.

Conduit Connection
Conduit Trade Size	Thread Size	Thread Type	Gender	Material	For Conduit Material	Environmental Rating	Specifications Met		Each
Straight Connectors with Glide Insert
1/2	1/2	NPT	Female	Aluminum	Aluminum, Stainless Steel, Steel	NEC Class I Divisions 1, 2 Groups A, B, C, D NEC Class II Divisions 1, 2 Groups E, F, G NEC Class III Divisions 1, 2 NEC Zone 1 Groups IIC, IIB, IIA	UL Listed; CSA Certified	0000000	000000

Adapters for Thin-Wall (EMT) Stainless Steel Conduit

Compression
Conduit × Threaded
Electrical Box Adapter

Screw-Clamp
Conduit × Threaded
Electrical Box Adapter

Attach thin-wall (EMT) stainless steel conduit to a knockout in an outlet box or enclosure. All of these adapters are corrosion resistant, so you can use them in food-processing and chemical plants.

A compression end offers a more reliable hold on conduit than a screw-clamp end. It pushes onto the conduit; tighten the compression ring to secure. The screw-clamp end tightens around conduit with a screw.

For technical drawings and 3-D models, click on a part number.

Conduit Connection		Electrical Box Connection
Conduit Trade Size	Gender	Thread Size	Thread Type	Gender	Material		Each
Compression Conduit Connection × Threaded Electrical Box Connection
1/2	Female	1/2	NPT	Male	316 Stainless Steel	0000000	000000
Screw-Clamp Conduit Connection × Threaded Electrical Box Connection
1/2	Female	1/2	NPT	Male	316 Stainless Steel	0000000	00000

Conduit Adapters

Compression × Threaded

Threaded × Twist-In

Transition between types of metal conduit.

A compression end offers a more reliable hold on conduit than a screw-clamp, twist-in, or threaded end. It pushes onto the conduit; tighten the compression ring to secure. The twist-in end attaches to conduit with a few quick turns.

For technical drawings and 3-D models, click on a part number.

Conduit Connection
Conduit Trade Size	Thread Size	Thread Type	Gender	For Conduit Flexibility	Material	Specifications Met		Each
For EMT × RMC
Compression × Threaded
1/2 × 1/2	1/2	NPT	Female × Female	Rigid × Rigid	Steel	__	0000000	00000
For RMC × LFMC
Threaded × Twist-In
1/2 × 1/2	1/2	NPSM	Female × Male	Rigid × Flexible	Steel	UL Listed	0000000	0000