1964 Beechcraft Baron IO470L Continental Motor’s. McCauley propeller inspection and repair. Delivered the propeller to Aircraft Accessories of Oklahoma in Tulsa Oklhoma. During the Nondestructive Testing phase of the hub, Phil found a crack in the hub. He located a good used one out of California for a $1000. The hub cylinder was also bad. McCauley Propeller wanted $2800 for a new one. Was blessed by Tim Abney at Abney Propeller inSouthern Arkansas. Tim sold me a new cylinder hub for $50. Owner operator of a commercial airplane. The responsibilities and positions of an air operation manager is stressful. Hartsell propeller capital HC12X20 prop / HC-A2MV20 / HC-B-2V-20. McCauley prop propeller 2AF34C55-NO 2AF34C55 a C55 Hub. Responsibilities of an owner operator aircraft airplane flying vehicle. Cost of maintenance labor and overhead. A clear perception of what needs to be fixed when and where and how much is the owner operator responsibility. Beechcraft baron B55 IO470L. Beach baron factory propeller McCauley 2AF34C55. Save money by doing as much work as you can but yourself.