RPM1941 said: (quoted from post at 15:23:49 05/08/14) This a problem area on all older Farmalls in that bearing is used in a lot of places, however if it is for the steering worm in a heavy front load such as loader the ST678 is the right choice, its the high capacity & high dollar correct sub part for the original ST225 std ball bearing. The same bearing fits H, Super H, 300/350, M, Super M, & 400/450.
The ST678 is a heavy duty thrust bearing. It is expensive from CIH.
I could be wrong, but IIRC there was a ST225B and either a ST225BT or ST225TB from IH. The ST225BT or TB was a "tight" tolerance bearing and had thrust capacity. The ST225B was a "loose" tolerance bearing and was not designed to function well as a thrust bearing.
AG
This post was edited by AG in IN at 09:27:25 05/08/14 2 times.
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