Two washers
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 5950-01-484-2497
NSN 5855-01-141-8227
NSN 6320-00-036-3688
NSN 5920-01-432-0499
NSN 6220-00-635-1317
NSN 5915-01-247-3558
NSN 5999-00-964-4893
NSN 6150-01-329-8282
NSN 5990-01-030-1034
NSN 6650-00-009-1427
NSN 5975-00-115-5046
NSN 5945-00-505-5984