1-1/2″ Rigid Thread less Compression Coupling 1-1/2" Rigid Thread less Compression Coupling quantity Add to Quote SKU: TSC-RCK-150 Categories: Electrical Conduit and Fittings, Rigid/IMC Description Description 1-1/2″ Rigid Thread less Compression Coupling for use with Rigid conduit. Related products 2″ Liquid Tight Flexible Steel Conduit Add to Quote 2″ 90° Liquid-Tight Connector Add to Quote 2″ Aluminum LL Add to Quote Square D QO2150 Miniature Circuit Breaker 150A Add to Quote