Insulating Bushing With Steel Locknut, 2-1/2", Non-Metallic

O-Z/Gedney Types A, ABB, BB and BBL nonmetallic insulating bushings are used to protect wires and cables at entry and exit of threaded rigid conduit and IMC. Type A is used to insulate end of threaded rigid and IMC. Type BB is used to insulate cables passing through metal boxes or troughs. Type BBL is provided with a steel locknut. Type ABB is a combination of Type ’A’ and ’BB’ bushings. For insulating cables passing through metal boxes or troughs.