Need source/ part # for KR85 adf volume pot or specs 4 aftermark

[Vavso]

I need to replace the volume potentiometer ( Pot) on my KR 85 ADF does anyone have a part # ,source or specs( ohms , resistance, voltage ) for aftermarket pot Its a hard to find item and avaiionics guys are just disnterested in repairing it. The tuner spray just wont fix the problem thanks all .Chas