Malone Specialty Inc. offers Carbon Steel Bonded Seals for BSPP Threads as well as 316 Stainless Steel Bonded Seals for BSPP Threads, in various sizes. Our Carbon Steel Bonded Seals feature Nitrile Rubber (Buna-N) seals, where as our 316 Stainless Steel Bonded Seals feature Viton® seals. These Bonded Seals are used in a port style connection, where a seal is required for the parallel threads to hold pressure. For more information, click onto one of the product links below, or give one of our experienced salesmen a call at 440-255-4200.