Trade Size indicated in Chart Indicates Conduit Size For actual OD dimension see Mounting Hole Diameter in chart.

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Product Review

Trade Size indicated in Chart Indicates Conduit Size For actual OD dimension see Mounting Hole Diameter in chart.

  • LOW-DENSITY, DURABLE: These plastic knockout plugs from Morris Products are crafted with low-density polyethylene for ultimate durability when plugging knockouts in any enclosure.
  • MULTIPLE APPLICATIONS: Utilize these plastic knockout plugs to knockout holes in enclosures, boxes, housings, sheet metal and more.
  • SNAP-IN INSTALLATION: Take less time during residential or commercial electrical jobs when equipped with these plastic knockout plugs that feature an easy snap-in installation positive lock.
  • VARIED SIZES: Morris Products offers plastic knockout plugs in quantities of 50 or 100, featuring trade sizes of ½”, ¾” and 1” with mounting hole diameters that include 0.85”, 1.10” and 1.35”.
  • COLLECTION OF COMPREHENSIVE ELECTRICAL TOOLS: Morris Products is proud to feature a variety of electrical tools and applications that range from wire connectors and non-insulated ferrule to nylon cable ties and cable splicers.

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Morris Products 21721 Plastic Knockout Plug, 1/2" Trade Size (Pack of 100)