Product Information Material: Brass Select a Product Part NumberSizeThreadFlow WHFN1001"NPSH HFN100NST-FM1"NST (NH) HFN150NYFD-FM1-1/2"NYFD HFN100NST1"NST (NH) HFN150NYFD1-1/2"NYFD HFN150NST1-1/2"NST (NH)90° Spray GPM at 100 PSI= 88 (+/- 12) HFN150NST-FM1-1/2"NST (NH)90° Spray GPM at 100 PSI= 88 (+/- 12) HFN150-FM1-1/2"NPSH90° Spray GPM at 100 PSI= 88 (+/- 12) HFN100-FM1"NPSH HFN1001"NPSH HFN1501-1/2"NPSH90° Spray GPM at 100 PSI= 88 (+/- 12)