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 6645-01-265-0648
NSN 5998-00-727-7428
NSN 5999-01-451-6080
NSN 6620-01-323-1287
NSN 5920-01-610-3494
NSN 5855-00-631-4565
NSN 6130-01-378-6419
NSN 6130-00-843-0929
NSN 6105-01-014-5690
NSN 6620-01-392-6180
NSN 5975-00-119-3977
NSN 4140-00-834-5413