NHSS-MTS6-7 316SS NH Series Severe Service Series Needle Valve,6mm Tube Socket Weld, 4.0mm Orifice NHSS-MTS8-7 316SS NH Series Severe Service Series Needle Valve,8mm Tube Socket Weld, 4.0mm Orifice NHSS-MTS10-7 316SS NH Series Severe Service Series Needle Valve,10mm Tube Socket Weld, 4.0mm Orifice NHSS-MTS16-8 316SS NH Series Severe Service Series Needle Valve,16mm Tube Socket Weld, 6.0mm Orifice NHSS-MTS14-9 316SS NH Series Severe Service Series Needle Valve,14mm Tube Socket Weld, 11.0mm Orifice NHSS-MTS16-9 316SS NH Series Severe Service Series Needle Valve,16mm Tube Socket Weld, 11.0mm Orifice NHSS-FNS2-7 316SS NH Series Severe Service Series Needle Valve, 1/8" FNPT, 0.157" Orifice NHSS-FNS4-7 316SS NH Series Severe Service Series Needle Valve, 1/4" FNPT, 0.157" Orifice NHSS-FNS4-8 316SS NH Series Severe Service Series Needle Valve, 1/4" FNPT, 0.236" Orifice NHSS-FNS8-8 316SS NH Series Severe Service Series Needle Valve, 1/2" FNPT, 0.236" Orifice