Product Information Material: Zinc Plated Steel Select a Product Part NumberMale ThreadMale Thread SizeHose Size 3512ABSP1/2"15mm 3514ABSP3/4"20mm 3518ABSP1"25mm 3512NPT1/2" 3518NPT1" 3514NPT3/4" 3505NPT1/4" 3509NPT1/4" 3515NPT1" 3513NPT1/2" 3502NPT1/4" 3501NPT1/8" 3508NPT1/2" 3516NPT3/4" 3504NPT3/8" 3506NPT3/8" 3511NPT3/4" 3510NPT3/8"