A threaded machine thread plug with integral magnet in the body usually used in lubricating or hydraulic systems.
NSN 5920-01-026-7727
NSN 6220-01-154-1595
NSN 5855-00-256-5562
NSN 5920-00-694-0483
NSN 5925-01-064-9884
NSN 5910-01-209-5559
NSN 5835-01-158-6878
NSN 5925-01-494-3815
NSN 6645-01-381-6084
NSN 6150-00-201-9583
NSN 5950-00-151-4870
NSN 6650-01-146-5000