[C320-list] Nut positioning after the blade

markojamnik55 markojamnik55 at gmail.com
Wed Apr 24 17:41:38 PDT 2024


Thank you for your clarification, much appreciated 

Marko
Marquesas 304

Sent from my iPhone

> On Apr 24, 2024, at 8:38 PM, --Bill via C320-list <c320-list at lists.catalina320.com> wrote:
> 
> Nigel Calder’s book Boatowner’s Mechanical and Electrical Manual confirms thinner nut goes next to prop and thicker nut acts as a backup.
> —Bill Ackerman
> 1995 #240
> Gulfport FL
> 
>> On Apr 24, 2024, at 8:17 PM, Karl Mielenhausen via C320-list <c320-list at lists.catalina320.com> wrote:
>> 
>> He's correct...
>> https://www.followingseas.media/blog/2017/2/8/the-truth-about-prop-nuts-and-why-it-matters#:~:text=The%20half%20nut%2C%20also%20referred,not%20what%20they%20are%20today
>> .
>> 
>> Karl
>> 
>> 
>>> On Wed, Apr 24, 2024 at 5:54 PM markojamnik55 via C320-list <
>>> c320-list at lists.catalina320.com> wrote:
>>> 
>>> I just had a survey done on my boat while on the hard. My three blade has
>>> two nuts to the stern of the blade. Currently the first nut is wider than
>>> the second nut on the shaft followed by a cotter-pin. I've had that setup
>>> for years. But the surveyor says they should be reversed. Any comments on
>>> this positioning or does it matter.
>>> 
>>> Marko Jamnik
>>> Marquesas 304
>>> Lake Ontario
>>> 
>>> Sent from my iPhone
> 


More information about the C320-list mailing list