A threaded machine thread plug with integral magnet in the body usually used in lubricating or hydraulic systems.
NSN 6620-00-850-8615
NSN 5990-01-370-7119
NSN 5895-00-290-6501
NSN 6650-00-518-2962
NSN 5950-01-460-2104
NSN 5998-00-754-0663
NSN 6650-01-172-2226
NSN 5905-01-278-6376
NSN 5855-00-821-7512
NSN 5985-01-588-3087
NSN 5999-01-481-3973
NSN 6130-01-545-0871