Product Information Material: Brass Select a Product Part NumberSizeThreadFlow HFN100NST1"NST (NH) HFN150NYFD1-1/2"NYFD HFN150NST1-1/2"NST (NH)90° Spray GPM at 100 PSI= 88 (+/- 12) HFN1001"NPSH HFN1501-1/2"NPSH90° Spray GPM at 100 PSI= 88 (+/- 12)