3a thread class right-hand 0.410" thread length hexagon head style 32 thread quantity per inch navy special project passivate surface treated unjf thread series
2a thread class right-hand flat chamfer head style 32 thread quantity per inch ferrule bright aluminum; knurled knob oxide fastener surface treated unc thread series
2a thread class right-hand 0.375" thread length double chamfer head style 20 thread quantity per inch also furnished with standoff stainless steel black organic coating; straight knurl hd oxide fastener surface treated unc thread series
3a thread class right-hand 0.375" thread length knurled no. 1 head style 32 thread quantity per inch passivate spring surface treated unf thread series
2a thread class right-hand 0.281" thread length knurled no. 1 head style 32 thread quantity per inch navy special project assembly has a black nylon retainer passivate fastener surface treated unc thread series
3a thread class right-hand 0.235" thread length pan head style 32 thread quantity per inch navy special project chromate stand-off surface treated unc thread series
3a thread class right-hand 0.241" thread length 32 thread quantity per inch screw has a non-floating head passivate fastener surface treated unc thread series