Box Fittings | McMaster-Carr

	Conduit Trade Size Conduit Trade Size

	Material Material

	Shape Shape


Straight	90° Elbow

Offset Elbow	Wye

45° Elbow	Adjustable- Angle Elbow

Tee

	Type Type

	Pipe Size Pipe Size

	Thread Type Thread Type

	Conduit Connection Type Conduit Connection Type


Threaded	Screw Clamp

Push In	Compression

Twist In	Screw On

Snap In

	Flexibility Flexibility

	Conduit Type Conduit Type

	Connection Type Connection Type


Conduit	Electrical Box

	Gender Gender

Female

Male

	Specifications Met Specifications Met

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

DFARS Specialty Metals
COTS-Exempt

	Knockout Connection Type Knockout Connection Type

Threaded

Flanged End

Snap In

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

RoHS Compliant

RoHS Compliant with
Exemptions

	System of Measurement System of Measurement

Metric

Inch

	For Knockout Trade Size For Knockout Trade Size

	Environment Environment

High-
Pressure
Washdown

Underground

Hazardous

	Color Color

	Black		Gray
	Red		Blue
	White

	Thread Size Thread Size

	For Conduit Material For Conduit Material

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

REACH Compliant

	Cord Holding Type Cord Holding Type


Screw-Down Clamp	Bushing

Locking Tab

	Schedule Schedule

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1,159 Products

About Conduit

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

Attach conduit to a knockout in an outlet box or enclosure.

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

Join pieces of conduit.

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

Reduce the knockout size in an outlet box or enclosure so you can attach a different size of conduit to it.

Raintight Reducing Washers for Medium-Wall
(IMC) and Thick-Wall (Rigid) Steel Conduit

Seal out moisture while reducing the knockout size in an outlet box or enclosure so you can attach a different size of conduit to it.

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

Connect to the end of conduit or a fitting to protect wires from abrasion when being pulled.

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

Join different sizes of conduit.

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

Ground conduit by running a ground wire through the attached lug.

Adapters for Rigid PVC Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Reducing Adapters for Rigid PVC Conduit

Connect different sizes and genders of conduit.

Connectors for Rigid PVC Conduit

Join pieces of conduit.

Access Ports for Rigid PVC Conduit

Also known as conduit bodies, these ports provide access to wire and cable inside PVC conduit for pulling, splicing, and maintenance. They are also used to change the direction of a run.

Connectors for Rigid Aluminum Conduit

Join pieces of conduit.

Bushings for Rigid Aluminum Conduit

Connect different sizes of conduit.

Adapters for Rigid Aluminum Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Rigid Stainless Steel Conduit

Join pieces of conduit.

Adapters for Rigid Stainless Steel Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Hazardous Location Conduit Bushings

Connect different sizes of conduit.

Hazardous Location Conduit Adapters

Attach conduit to a knockout in an outlet box or enclosure.

Hazardous Location Conduit Connectors

Join pieces of conduit.

Hazardous Location Conduit Access Ports

Also known as conduit bodies, these ports provide access to wire and cable inside thick-wall (rigid) metal conduit for pulling, splicing, and maintenance. They are also used to change the direction of a run.

Thin-Wall (EMT) Conduit and Fittings

Adapters for Thin-Wall (EMT) Steel Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Thin-Wall (EMT) Steel Conduit

Join pieces of conduit.

Reducers for Thin-Wall (EMT) Steel Conduit

Connect different sizes of conduit.

Grommets for Thin-Wall (EMT) Steel Conduit

Slide these grommets into conduit ends to protect wire and cable from abrasion when being pulled.

Adapters for Choose-a-Color
Thin-Wall (EMT) Steel Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Choose-a-Color
Thin-Wall (EMT) Steel Conduit

Join pieces of conduit.

Adapters for Thin-Wall (EMT) Stainless Steel Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Thin-Wall (EMT) Stainless Steel Conduit

Join pieces of conduit.

Access Ports for Metal Conduit

Also known as conduit bodies, these ports provide access to wire and cable inside metal conduit for pulling, splicing, and maintenance. They are also used to change the direction of a run.

Service Entrance Weatherheads

Create a connection point to route overhead service wire and cable from utility poles to electrical meters, bringing power to buildings.

Flexible Conduit and Fittings

Adapters for Flexible Metal Conduit and Armored Cable

Attach conduit and armored cable to a knockout in an outlet box or enclosure.

Grommets for Flexible Metal
Conduit and Armored Cable

Also known as antishort bushings, these grommets slide into the ends of conduit and armored cable to protect wire and cable from sharp edges.

Adapters for Flexible Metal Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Flexible Metal Conduit

Join pieces of conduit.

Connectors for Choose-a-Color Flexible Plastic Conduit

Join pieces of conduit.

Adapters for Choose-a-Color Flexible Plastic Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Grommets for Flexible Plastic Conduit

Preventing wear and cracks, these grommets shield the sections of your conduit that rub and bang against nearby components.

Connectors for Flexible Plastic Conduit

Join pieces of conduit.

Reducers for Flexible Plastic Conduit

Connect different sizes of conduit.

Adapters for Flexible Plastic Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Adapters for Liquid-Tight Flexible Plastic Conduit

Attach conduit to a knockout in an outlet box or enclosure.

Connectors for Liquid-Tight Flexible Plastic Conduit

Join pieces of conduit.

Fittings for Liquid-Tight Flexible Metal Conduit

These fittings seal out liquids when connecting liquid-tight flexible metal conduit to a knockout in an outlet box or enclosure.

Fittings for Shielded Flexible Plastic Conduit

Made of brass, these adapters provide electromagnetic interference (EMI) protection when connecting shielded flexible plastic conduit to a knockout in an outlet box or enclosure.

Clips for Flexible Plastic Conduit

Hold flexible plastic conduit in place along walls and machines.

Conduit Fitting Locknuts

Locknuts for Metal Conduit Fittings

Secure threaded metal conduit fittings to a knockout in an outlet box or enclosure.

Locknuts for Plastic Conduit Fittings

Secure threaded plastic conduit fittings to a knockout in an outlet box or enclosure.

Conduit Adapters

Conduit Reducing Adapters

Transition between conduit sizes and types.

Conduit Adapters

Transition between types of conduit.

Continuous-Flex Conduit and Fittings

Fittings for Continuous-Flex Liquid-Tight Plastic Conduit

These fittings seal out liquid when used with continuous-flex liquid-tight plastic conduit.

Fittings for Continuous-Flex Plastic Conduit

One end twists into a piece of conduit for a quick connection; the other end attaches to a knockout in an outlet box or enclosure.

Cord Grips

Screw-Down Cord Grips for Building Cable

Tighten the screws to secure your cable.

Locking Snap-In Cord Grips for Building Cable

An insert clamps the cable in place to provide more strain relief than other snap-in cord grips for building cable.

Snap-In Cord Grips for Building Cable

Cord Grips for Flat Cable

Connect a single flat cable to a junction box.

Plastic Submersible Cord Grips for Building Cable

A rubber bushing with an oval slot resists water and provides entry for building cable, which is also known as Romex type NM-B or type UF-B cable.

Aluminum Submersible Cord Grips for Building Cable

With an oval bushing hole, these lightweight grips secure flat building cable, such as Romex and Festoon cable, in wet areas. All offer strain relief to extend cable life.

Multi-Cord Grips for Building Cable

Secure multiple flat cable through one cord grip—reducing the space and number you need for a project, as well as saving time.

About Conduit

Medium-Wall (IMC) and Thick-Wall (Rigid) Conduit and Fittings

Adapters for Medium-Wall (IMC) andThick-Wall (Rigid) Steel Conduit

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

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

Raintight Reducing Washers for Medium-Wall(IMC) and Thick-Wall (Rigid) Steel Conduit

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

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

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

Adapters for Rigid PVC Conduit

Reducing Adapters for Rigid PVC Conduit

Connectors for Rigid PVC Conduit

Access Ports for Rigid PVC Conduit

Connectors for Rigid Aluminum Conduit

Bushings for Rigid Aluminum Conduit

Adapters for Rigid Aluminum Conduit

Connectors for Rigid Stainless Steel Conduit

Adapters for Rigid Stainless Steel Conduit

Hazardous Location Conduit Bushings

Hazardous Location Conduit Adapters

Hazardous Location Conduit Connectors

Hazardous Location Conduit Access Ports

Thin-Wall (EMT) Conduit and Fittings

Adapters for Thin-Wall (EMT) Steel Conduit

Connectors for Thin-Wall (EMT) Steel Conduit

Reducers for Thin-Wall (EMT) Steel Conduit

Grommets for Thin-Wall (EMT) Steel Conduit

Adapters for Choose-a-ColorThin-Wall (EMT) Steel Conduit

Connectors for Choose-a-ColorThin-Wall (EMT) Steel Conduit

Adapters for Thin-Wall (EMT) Stainless Steel Conduit

Connectors for Thin-Wall (EMT) Stainless Steel Conduit

Access Ports for Metal Conduit

Access Ports for Metal Conduit

Service Entrance Weatherheads

Service Entrance Weatherheads

Flexible Conduit and Fittings

Adapters for Flexible Metal Conduit and Armored Cable

Grommets for Flexible MetalConduit and Armored Cable

Adapters for Flexible Metal Conduit

Connectors for Flexible Metal Conduit

Connectors for Choose-a-Color Flexible Plastic Conduit

Adapters for Choose-a-Color Flexible Plastic Conduit

Grommets for Flexible Plastic Conduit

Connectors for Flexible Plastic Conduit

Reducers for Flexible Plastic Conduit

Adapters for Flexible Plastic Conduit

Adapters for Liquid-Tight Flexible Plastic Conduit

Connectors for Liquid-Tight Flexible Plastic Conduit

Fittings for Liquid-Tight Flexible Metal Conduit

Fittings for Shielded Flexible Plastic Conduit

Clips for Flexible Plastic Conduit

Conduit Fitting Locknuts

Locknuts for Metal Conduit Fittings

Locknuts for Plastic Conduit Fittings

Conduit Adapters

Conduit Reducing Adapters

Conduit Adapters

Continuous-Flex Conduit and Fittings

Fittings for Continuous-Flex Liquid-Tight Plastic Conduit

Fittings for Continuous-Flex Plastic Conduit

Cord Grips

Screw-Down Cord Grips for Building Cable

Locking Snap-In Cord Grips for Building Cable

Snap-In Cord Grips for Building Cable

Cord Grips for Flat Cable

Plastic Submersible Cord Grips for Building Cable

Aluminum Submersible Cord Grips for Building Cable

Multi-Cord Grips for Building Cable

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

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

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

Raintight Reducing Washers for Medium-Wall
(IMC) and Thick-Wall (Rigid) Steel Conduit

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

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

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

Adapters for Choose-a-Color
Thin-Wall (EMT) Steel Conduit

Connectors for Choose-a-Color
Thin-Wall (EMT) Steel Conduit

Grommets for Flexible Metal
Conduit and Armored Cable