3a thread class right-hand headless (setscrew) head style 16 thread quantity per inch drilled hole in unthreaded portion 0.125 in. dia., located 0.187 in. from unthreaded end unc thread series
Used on 2330-01-303-8832 m1000 chettl trailer;2330-01-303-5197 pls trailer. 3a thread class headless (setscrew) head style 32 thread quantity per inch unc thread series
2a thread class right-hand flat chamfer head style 32 thread quantity per inch color black. two key ways on threads 0.040 min dia 0.050 max dia oxide surface treated unc thread series