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10.8×6 in propeller, 3 blades

10.8×6 in propeller, 3 blades: each section set at the geometric pitch angle atan(P / 2πr); chord and section illustrative

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

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From the full sheet

Propeller blade count (2, 3 and 4 blades): every size, notes, mating features and sources. Should I use a 2-, 3- or 4-blade propeller?