Thin Construction Locknut, Rigid/IMC, Steel, 3 IN

Crouse-Hinds series locknuts, nipples, washers, reducers and plugs are used with rigid/IMC conduit: to secure conduit to an outlet box or enclosure, join enclosures or conduit bodies together, reduce the threaded opening on conduit bodies and female threaded fittings, and plug an unused threaded conduit opening.