The Ford Barn - View Single Post - Front spring shackle cotters

MikeK · 04-21-2015, 10:36 PM

Many spring shackles use Philidas nuts. A Philidas nut is a locknut with one or more thin slots cut into a reduced-diameter circular top. That area is pinched tight, making an all metal lock nut. Here's one:

There are several other styles of interference nuts as well. Some type was originally supplied with that set if there are no cotter holes.

04-21-2015, 10:36 PM	#3
MikeK Senior Member Join Date: May 2010 Location: Windy City Posts: 2,919	Re: Front spring shackle cotters - 31 Coupe Many spring shackles use Philidas nuts. A Philidas nut is a locknut with one or more thin slots cut into a reduced-diameter circular top. That area is pinched tight, making an all metal lock nut. Here's one: There are several other styles of interference nuts as well. Some type was originally supplied with that set if there are no cotter holes.