N3 Series Integral Bonnet Needle Valves - Compact Construction with High Working Pressures. Featuring one-piece forged body, live-loaded packing, and disc-spring auto-compensating sealing system. Ideal for panel mounting with easy external adjustments. Available in port sizes ranging from 1/8 to 1/2 inches. Suitable for operating temperatures from -54°C to 300°C. Explore our durable and efficient needle valves today!