You can send a request for quote for p/n 257-280A to Power Air Consulting using powerairconsulting.com. This part is manufactured by National Torch Tip Co Inc. The description of it is Valve Regulating Fl. The national stock number associated with this part is 4820011355064. This part belongs to part family. An associate from Power Air Consulting will respond within 15 minutes to your query. It is our pleasure to help you with 257-280A part requirements.