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The MORRIS PRODUCTS 91603 is a copper serrated conduit hub adaptor designed for use with serrated collar ground pipe clamps. This adaptor fits 1/2-inch conduit hubs and provides a reliable electrical bonding interface between the conduit and the grounding clamp assembly. Its serrated design bites into the mating surface to maintain a low-resistance connection, which is essential in grounding applications. Licensed electricians install this component during conduit grounding work on both new construction and retrofit electrical systems.
This adaptor is used in grounding installations where conduit serves as part of the equipment grounding path. It is suited for residential and light commercial electrical work where 1/2-inch conduit is run and a secure, code-compliant ground clamp connection is required. The copper construction supports high conductivity, making it appropriate for systems where grounding integrity is critical.
Designed for use with serrated collar ground pipe clamps accepting a 1/2-inch conduit hub adaptor. No additional model-specific compatibility data was provided by the manufacturer for this SKU.
Installation is performed by a licensed electrician. De-energize the circuit and verify zero voltage before working on any grounding hardware. Ensure the conduit hub surface is clean and free of paint or corrosion before seating the adaptor to maintain a low-resistance ground path. Work must comply with NEC Article 250 grounding and bonding requirements.
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