"R. Mark Clayton" > wrote in message
...
>
> "mOOnEyEs" > wrote in message
> ...
>>I have an e36 318i '94. The nut on the half shaft which locates the hub
>>on my car keeps undoing?
>>
>> I have used new nuts and torqued to 200Nm, used thread lock, and hammered
>> over the castelated part of the nut.
>>
>> What would be causing this? Any ideas?
>>
>
> Are the half shafts sided (as on Rolls Royce) so that one side is
> anti-clockwise so that as the wheel turns it tends to do up?
>

near side (kerb) should be left hand thread.
off side should be right hand thread.

if either is still undoing then there is some mechanical fault involved.

get a "very good" mechanic to check bearings, alignments, joints etc.