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Southwire KOS-250 is a steel screw/bar type knockout seal designed to close unused 2-1/2 inch conduit or knockout openings. The single-piece steel construction includes a .0625 CRS galvanized body and provides a mechanical seal for electrical boxes and conduit fittings. The part is supplied as a single unit (pack quantity 1).
Steel screw/bar knockout seal for 2-1/2 inch openings with .0625 CRS galvanized body; pack of 1; MPN KOS-250.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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