Product Information Material: Zinc Plated Steel Female Thread: NPTF, NPSM Select a Product Part NumberFemale Thread SizeWorking Pressure 1502-12-123/4"-14, 3/4"-142500 PSI 1502-4-41/4"-18, 1/4"-184500 PSI 1502-6-63/8"-18, 3/8"-184000 PSI 1502-8-81/2"-14, 1/2"-143000 PSI 1502-16-161"- 11-1/2, 1"- 11-1/22000 PSI
