A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6145-00-130-8078
NSN 5905-01-492-6784
NSN 6135-00-474-1397
NSN 5925-00-763-4104
NSN 6145-01-514-0593
NSN 5975-01-606-8609
NSN 5910-01-573-2701
NSN 7035-01-146-7096
NSN 6645-01-204-7094
NSN 5930-01-604-7924
NSN 5930-00-271-2382
NSN 6110-01-562-1821