Used on 2355015393639. right-hand 20 thread quantity per inch jam nylon insert lock nut imperial; 0.250 diameter; coarse thread; cased metal outside zinc nut surface treated
Used on 7-610000000-1. 2b thread class right-hand 24 thread quantity per inch flex-top expanding hex locknut nut is also known as flexloc nut; slotted top expands when nut is tightened which locks nut into place cadmium surface treated