A threaded machine thread plug with integral magnet in the body usually used in lubricating or hydraulic systems.
NSN 6145-00-809-3663
NSN 4140-01-227-1342
NSN 5925-01-395-4930
NSN 6650-01-376-6965
NSN 5960-00-351-4821
NSN 5990-01-548-3711
NSN 2925-01-197-7864
NSN 6220-00-528-7752
NSN 4140-00-087-4611
NSN 6145-01-398-3125
NSN 6105-01-622-0433
NSN 6135-00-932-3136