Hellermanntyton sc pc plain hole connector for metallic conduits nickel plated hellermann tyton 166 30507 the hellermanntyton 166 30507 sc50is a plain hole conduit connector from the sc pc series the connector acts like a locking device and comprises of two parts the shell and the body without a thread the connector has been manufactured from nickel plated brass hellermanntyton 166 30507 sc50 pc plain hole conduit connector 484mm