You can send a request for quote for p/n PM4789 to Power Air Consulting using powerairconsulting.com. This part is manufactured by Bae Systems Information And. The description of it is Cover Quartz Crystal Holder. The national stock number associated with this part is 5955005934657. 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 PM4789 part requirements.