BSF 8-8-0.1 BSF 7-7-2/M20 BSF 7-7-1/M20 BSF 7-7-1/14.5/NPT BSF 7-7-1.5/14.5/NPT BSF 7-7-1 BSF 7-7-0.5/M20 BSF 7-7-0.5/M18 BSF 7-7-0.5/18.375/NPT BSF 7-7-0.5/14.5/NPT