Product Information Material: Forged Brass Male Thread: NPTF Select a Product Part NumberMale Thread SizeTube OD 6912X81/4"3/8" 698X123/8"1/4" 6912X123/8"3/8" 698X41/8"1/4" 695X41/8"5/32" 6916X81/4"1/2" 694X41/8"1/8" 6912X41/8"3/8" 698X81/4"1/4" 6916X123/8"1/2" 696X41/8"3/16"