Valve parts, valve stem nut with the valve starter gear nut, all copper production and processing, wearable, durable

      Valve parts, valve stem nut with the valve starter gear nut, all copper production and processing, wearable, durable , used in various industrial valves, gate valve, globe valve, other valves. From size 2 "-  50" , pressure 150LB-2500LB can use .

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Valve stem nut