Used on cbr ecp-904. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.724 mils grip length anodize surface treated
Used on jf18 airframe, arr list code, panel control,elect, cover, access f/a18e model code to support ecp 6038, aircraft model code for f/a-18f, aircraft model code for f/a-18b, f18d night attack established for f/a18d. flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style rivet, solid, countersunk 100 deg, precision head, aluminum MS20426has been replaced by NASM20426 dated august 18, 1998 anodize surface treated