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National Stock Number: 5340-01-484-6087
Federal Supply Class: 5340
National Item Identification Number: 014846087
Description: PLUG,EXPANSION
Detail: 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.
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Manufacturer Information:
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