[tracy]

Having to slot the forward spinner bulkhead again after a prop overhaul. Wondering how much material can be removed before the bulkhead would be considered too weak.

 

[kiwipete]

Tracy

There’s a couple of options. The prop shop that overhauled mine slotted the centre holes to allow for the new position.
another option is to remount the bulkhead in a different orientation that allows you to drill new screw holes and add more nut plate.

regards Peter

 

[tracy]

I know how to make more holes, its Already slotted about half the surface and I’m concerned about making more holes or elongating the slot.

 

[Mike S]

Spinner Bulkhead Clocking - KITPLANES

Spinner woes were the topic of midsummer musings on Van’s Air Force this year. Specifically, Bill from Virginia commented how, after getting his Hartzell prop hub back from an eddy current inspection (ECI) and installation of new seals, the spinner mounting holes on the S-603 forward bulkhead no...

www.kitplanes.com

 

[Carl Froehlich]

Why not just get a new forward spinner bulkhead? Easy and cheap enough to drill holes and mount new nutplates.

Carl

 

[rvbuilder2002]

Why not just get a new forward spinner bulkhead? Easy and cheap enough to drill holes and mount new nutplates.

Carl

My thought as well.