... C D E F DC DP 4.ISO9001,BSP,NPT Thread. Aluminium Camlock CouplingStandard of our cam and groove coupling:Our ... on request.Threads: NPTBSP(We usually make the female thread parallel BSPP.male thread tapered BSPT)Cixi Zonghan Jianye Hardware Parts Factory, which ... . Aluminium Cam and Groove fittings Type A Male Adapter X Female Thread