OS MAX 55 AX Silencer Order no. 2715

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Item shipping weight: 656g


Original O.S. Number:OS15612 



Double ball-bearing aircraft engines with ringless OS special piston/cylinder set. The nozzle needle is attached to the rear of the engine for safer adjustment. In addition to further improvements, this series of engines is characterized by a performance that is approx. 15% higher than that of the previous types.

Technical specifications:

Distance between mounting holes lengthwise mm: 25

Distance between mounting holes across mm: 52

Mounting hole diameter mm: 4.2

Width mm: 51

speed range approx. U/min: 2000 - 17000

Recommended propeller: 11x7- 12x10"

total weight approx. g: 404

height approx. mm: 105

Hub mm: 21,5

Cubic capacity cm³: 8,93

Length to hub mm: 96

Power kW (hp): 1.29 (1.75)

Power kW (hp) at rpm: 16000

Carburetor: 40 J

Shaft thread: 1/4"-28 UNF

Shaft diameter mm: 8

Bore mm: 23.0

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