You can send a request for quote for p/n 991822 to Power Air Consulting using powerairconsulting.com. This part is manufactured by Mallinckrodt Inc. The description of it is Valve Expansion. The national stock number associated with this part is 4820012556783. 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 991822 part requirements.