A threaded machine thread plug with integral magnet in the body usually used in lubricating or hydraulic systems.
NSN 5835-00-835-7838
NSN 6145-01-332-7140
NSN 6220-01-415-2917
NSN 6240-00-548-3992
NSN 6130-00-069-5330
NSN 5930-01-340-5413
NSN 5990-01-531-0487
NSN 7035-01-004-8819
NSN 5998-00-879-4650
NSN 5998-01-539-0825
NSN 5996-01-600-2563
NSN 6145-01-468-6252