Malone Specialty Inc. offers Carbon Steel Male British Parallel to a Male British Taper Hex Nipples, as well as 316 Stainless Steel Male British Parallel to a Male British Taper Hex Nipples, in various sizes. This adapter conforms with the ISO 228-1, DIN 2999, and the BS 5200 specifications. This item features a 60° cone seat along with a straight thread, or G thread on the parallel side, and a tapered thread on the other end. This coupling also offers a centering feature for a bonded seal, or a copper seal on the parallel end.