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 5950-00-109-2739
NSN 5835-01-116-2369
NSN 2925-01-478-8191
NSN 6685-01-233-9122
NSN 5855-01-088-4699
NSN 5935-01-153-8289
NSN 5945-01-519-2369
NSN 6650-01-393-4076
NSN 5935-00-224-6020
NSN 6685-01-401-5360
NSN 5920-01-176-1413
NSN 6130-00-267-9970