Tube(Metric)-T(R)			Tube(Inch)-T(R)		Tube(Inch)-T(NPT)
PB 04-M5	PB 06-04	PB 12-02	PB 1/4-01	PB 3/8-04	PB 5/32-U	PB 1/4-N2	PB 1/2-N2
PB 04-M6	PB 08-01	PB 12-03	PB 1/4-02	PB 1/2-02	PB5/32-N1	PB 1/4-N3	PB 1/2-N3
PB 04-01	PB 08-02	PB 12-04	PB 1/4-03	PB 1/2-03	PB5/32-N2	PB 5/16-N1	PB 1/2-N4
PB 04-02	PB 08-03	PB 14-03	PB 5/16-01	PB 1/2-04	PB 3/16-U	PB 5/16-N2
PB 06-M5	PB 08-04	PB 14-04	PB 5/16-02		PB 3/16-N1	PB 5/16-N3
PB 06-M6	PB 10-01	PB 16-03	PB 5/16-03		PB 3/16-N2	PB 3/8-N1
PB 06-01	PB 10-02	PB 16-04	PB 3/8-01		PB 3/16-N3	PB 3/8-N2
PB 06-02	PB 10-03		PB 3/8-02		PB 1/4-U	PB 3/8-N3
PB 06-03	PB 10-04		PB 3/8-03		PB 1/4-N1	PB 3/8-N4