Propeller : RH50 ; three bladed propeller 21" (size) x 15" (pitch) ; Fa/F = 0,51 BAR ; drive ratio = 2,73:1.
www.francehelices.fr/standard-propellers.htm



Bracket : no screws ; to be stratified  (see dimensions under link below).
www.francehelices.fr/brackets.htm
www.amphs.org/articles.php

Shaft : 35 mm (diameter), 190 cm (length), cone sv.
www.francehelices.fr/shaft-lines.htm


When you hear an abnormal vibration, the shaft may be buckled ;
In this case, it is best to take it down and to check it on a lathe.

Rubber bearing : L = 140 mm, outside diam. = 48 mm ; inside diam. = 35 mm.
www.francehelices.fr/rubber-bearings.htm

Stuffing box : no precision now.
www.francehelices.fr/stuffing-boxes.htm

Coupling flange : TP8 ; conical ; 4 screws 6 sides.
www.francehelices.fr/coupling-flanges.htm

Out of "First working order sheet of my old Perkins". Mindelo

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