These are two, inch and one half plastic threaded conduit bushings. They are used to protect the wire from the metal edges of electrical conduit and fittings.

Inch and One Half Electrical Conduit Dimensions

Two inch electrical conduit threaded couplings, and a chase nipple with locknut and bushing

Two Inch Electrical Conduit Dimensions

Two and a half inch trade size knockout punch and draw stud for punching a hole for two and half inch electrical conduit.

Two and One Half Inch Electrical Conduit Dimensions

A close shot of some three inch, schedule 40 PVC electrical conduit

Three Inch Electrical Conduit Dimensions

A three and a half inch conduit hand knockout punch with draw stud and accessories

Three and a Half Inch Electrical Conduit Dimensions

A burned electrical outlet in a kitchen backsplash

Arc Fault Circuit Interrupters

Photo of a short piece of six inch PVC schedule forty electrical conduit sitting on a bundle of half inch EMT conduit

Six Inch Electrical Conduit Dimensions

Five inch and four inch PVC electrical conduit emerging from the ground. Conduits are attached to a wood utility company power pole and are for the electrical and telephone service for a building

Five Inch Electrical Conduit Dimensions

Half inch electrical conduit fittings for EMT, rigid, flexible conduit, and sealtight

Half Inch 1/2″ Electrical Conduit Dimensions

Three quarter inch flexible metal conduit connectors, strap, and plastic bushings

Three Quarter Inch Conduit Dimensions

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