A threaded machine thread plug with integral magnet in the body usually used in lubricating or hydraulic systems.
NSN 5996-00-156-5967
NSN 5930-01-127-3870
NSN 6135-01-142-2417
NSN 5905-01-500-0831
NSN 5945-01-576-1037
NSN 6130-01-590-3293
NSN 6650-00-500-6455
NSN 5925-01-387-3946
NSN 5960-01-194-4506
NSN 5985-01-201-7165
NSN 5920-01-556-7297
NSN 6620-00-735-2892