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TB20, TB21 3-Blade

Manufacturer: SOCATA
Aircraft Model(s): TB20, TB21
Applicable Engines: IO-540-C4D5D, TIO-540-AB1AD
PDF: TB20, TB21 3-Blade

Base Kit Includes:

QTY DESCRIPTION ITEM #
1 STC Document Set SA01192CH
1 3-Bladed Propeller HC-C3YR-1RF/F7693F(B)
1 Polished Spinner A-2295-3P

 

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DESCRIPTION ITEM # NOTES

 

SOCATA TB20, TB21

Applicable Models:
TB20, TB21

Specifications:
78 inch diameter 3-bladed, aluminum hub, scimitar propeller
2400 hour / 6 year TBO
Weight increase is 15 pounds
Diameter reduction allowable to 76 inches

Replaces:
Hartzell HC-C2YK-1BF/F8477-4 – 80 inch dia. 2-bladed prop
Diameter reduction allowable to 78 inches
2000 hour / 5 year TBO

Advantages:
Better take-off and climb performance
Lower noise
Improved appearance
Increased ground clearance

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Hartzell Propeller