Has 4 dimples on head, designating metric thread
A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.
NSN 5985-00-379-2345
NSN 5905-00-406-9516
NSN 6610-00-979-0409
NSN 5835-00-289-9080
NSN 5895-01-418-6368
NSN 5950-01-602-1895
NSN 6135-00-269-5843
NSN 5935-01-291-9514
NSN 6110-01-525-8027
NSN 5835-01-502-9228
NSN 5945-01-556-3304
NSN 5975-01-569-7024