Smooth rounded integral bushing protects conductor insulation
Full machine tapered threads (NPT)
Appleton RB Series reducers are explosionproof and dust‑ignitionproof. They are designed to reduce conduit entries to a smaller size and are used in threaded rigid and IMC conduit systems.
Rigid Conduit Reducer Bushing, Type Threaded, Large End Trade Size 6 Inch, Small End Trade Size 4 Inch, Material Aluminum, Standard Package 5, Approval UL, CSA, Used On Rigid Conduit/IMC, Enclosure Type Class I Group C D, Class II Group E F G, Class III