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 5975-01-023-6897
NSN 6150-01-026-1630
NSN 6220-01-180-3703
NSN 6220-01-302-8297
NSN 5915-01-023-8930
NSN 6685-00-137-2616
NSN 5905-00-812-5596
NSN 6150-00-322-1445
NSN 6145-01-113-8205
NSN 5915-01-444-2085
NSN 6320-01-191-6717
NSN 6620-01-514-7786