GKDF-CC GKDFP 30-0.2M GKDFP 30-0.5M GKDFP 40-0.5M GKDFV 30-0.3M/14.75/NPT GKDFV 30-0.5M/14.5/NPT GKDFV 30-0.5M/14.75/NPT GKDFV 30-1M/14.5/NPT GKDFV 30-1M/14.75/NPT GKDFV 30-3M/14.5/NPT