Female NPT Half Coupling x I.D. Slip-on (CO)	Female NPT Half Coupling x O.D. Tubing (CT)
Flange x Female NPT Coupling (FC)	Flange x 22o Flared Lip (FE)
Flange x Flange (FF)	Flange x Male NPT (FN)
Flange x I.D. Slip-on (FO)	Flange x SCH 40 Plain Pipe (FP)
Flange x OD Tubing (FT)	I.D. Slip-on x I.D. Slip-on (OO)
Male NPT x Female NPT Half Coupling (NC)	Male NPT x Male NPT (NN)
Male NPT x I.D. Slip-on (NO)	Sch 40 Plain Pipe x Sch 40 Plain Pipe (PP)