... size: 1/2"-6" 3. Thread: BSP OR NPT E Type Aluminum camlock coupling(cam and groove quick coupling, camlock, quick ... . Specification of our camlock coupling: 1/2"-8"4. Camlock Type: A, B, C, D, DC, DP, E, F5. ... or A1046. Cam Lever Material: brass or stainless steel7. Pin, Ring and safety clip: steel plated pins, steel plated ... gasket9. Thread of Our Camlock: NPT OR BSP E Type aluminum camlock coupling