Stainless steel needle valve, straight model with BSPP female thread connection. This needle valve has an external spindle thread and graphite gland packing, making it ideal for very high temperatures up to 250 ° C. The packing gland is adjustable . The spindle tip provides 100% sealing and the stuffing box packing is relieved in fully open position. This type of valve is ideal for the precise control of gases and liquids.