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#1 Exact Diameter Of Lucas "15mm" Dynamo Shafts Please ?

Posted: Thu Oct 23, 2025 9:56 am
by rfs1957
Steve - can you pull this ?
Doing some more research first.
Thanks.

#2 Re: Exact Diameter Of Lucas "15mm" Dynamo Shafts Please ?

Posted: Thu Oct 23, 2025 10:20 am
by mgcjag
Don't have e a shaft to measure but this tractor supplier has dimensions..May help https://www.charnleys.com/parts/AMK2886 ... c40/21866/

#3 Re: Exact Diameter Of Lucas "15mm" Dynamo Shafts Please ?

Posted: Thu Oct 23, 2025 10:36 am
by mgcjag
And shaft measured here
Image

#4 Re: Exact Diameter Of Lucas "15mm" Dynamo Shafts Please ?

Posted: Thu Oct 23, 2025 2:14 pm
by rfs1957
I think it may truly be 15mm and not 19/32" as that would be 15.08mm.

My dynamo shaft measures 15.000mm dead (with a good mike) and is unlikely to have lost 0.08 by having the pulley pulled off a couple of times.