Aircraft Model(s): 58 Baron
Applicable Engines: IO-550-C, IO-520-C, -CB

Hartzell Top Prop for a Beech Baron. Propeller PartsMarket, Inc. 772-464-0088

Base Kit Includes:

Options:

BEECH BARON

Applicable Models:
58 w/ IO-520 & IO-550 engines

Specifications:
75 inch diameter 3-blade, extended aluminum hub, scimitar propellers
2400 hour / 6 year TBO
91 pounds each (prop and spinner)
diameter reduction allowable to 73 inches

Replaces:
McCauley C512 – 77 inch diameter extended hub 3-bladed props
Diameter reduction allowable to 76.5 inches
2000 hour / 6 year TBO
86 pounds each (prop & spinner combined)

McCauley C30 – 78 inch dia. extended hub 2-bladed props
Diameter reduction allowable to 76 inches
1200 hour / 5 year TBO
69 pounds (prop & spinner combined)

McCauley C35 – 78 inch dia. extended hub 3-bladed props
No diameter reduction allowable
1200 hours / 5 year TBO
85 pounds each (prop & spinner combined)

Hartzell BHC-J2YF-2CHUF/FC8475-6 78 in. dia. 2-bladed props
Diameter reduction allowable to 76 inches
2400 hour / 6 year TBO
78 pounds (prop & spinner combined)

Hartzell PHC-J3YF-2UF/FC7663-2R 76 in. dia. 3-bladed props
Diameter reduction allowable to 74 inches
2400 hour / 6 year TBO
91 pounds each (prop & spinner combined)

Advantages:
Better take-off and climb performance
Inproved cruise performance efficiency
Reduced noise
More ground clearance – less blade erosion/FOD
Longest TBO
Current design (MC threaded design, obsolete)
Improved appearance

Notes:
In most cases an aftermarket air conditioner does not change the aircraft cowl, therefore if the aircraft is not equipped with factory air you would look at the ‘w/o air’ kit which changes the spinner.