NBSS-ML12-8
316 SS, NB Series Needle Valve, Screwed Bonnet, 12 mm Tube Fitting, PTFE Packing, 6000psig(414bar), -65°F to 450°F(-54°C to 232°C), 0.25" Orifice
NBSS-MTS12-8-G
316 SS, NB Series Needle Valve, Screwed Bonnet, 12 mm Tube Socket Weld, Graphite Packing, 6000psig(414bar), -65°F to 1200°F(-54°C to 649°C), 0.25" Orifice