3 ms·idk what aviation standards say but shouldnt loctite or spring washers at least be usedby flamedoge 3y agoidk what aviation standards say but shouldnt loctite or spring washers at least be usedjacquesm 3y agoBolts are torqued down to spec and if specified will have a retention mechanism, usually a pin, a foldover or a wire.ddoolin 3y agoThese bolts were fitted with a wire pin to prevent the nuts from spinning loose. The nuts were not locking nuts on their own.