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 5950-00-442-4272
NSN 6610-01-424-6946
NSN 5960-00-195-4448
NSN 5985-01-143-0227
NSN 5935-01-469-7173
NSN 6220-00-227-0528
NSN 5965-01-161-3405
NSN 5990-01-485-0260
NSN 6620-00-088-8795
NSN 7035-01-354-8339
NSN 5996-01-579-6558
NSN 5905-00-107-4881