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Austral Prop Code

Posted: 02 Oct 2009, 14:54
by Bob Vic
Like me, you have probably been baffled by the code stamped on the boss of Austral props. To clarify I emailed the good people at Austral and received this helpful response....

Typical numbering is 12JRSJ
This means 12" diameter ,J = 15" pitch, R = RH rotation (clockwise), S = Supercup and final J = 1" Morse standard bore.
Pitch codes are as follows
F=12, H=13, I=14, J=15 and K=16
Bore codes are
H=1"SAE, J=1"Morse, K=1.125"SAE


Now the mystery is solved.

Bob