... 2. size: 1/2"-6" 3. type: DP 4. thread: NPT OR BSP DP Type Aluminum camlock coupling(cam and groove quick ... /2"-8"4. Camlock Type: A, B, C, D, DC, DP, E, F5. Body material: Aluminum A356 or A1046. Cam Lever ... , PTFE evelope gasket9. Thread of Our Camlock: NPT OR BSP DP Type aluminum camlock pipe coupling