W/ 1/8 in. Diameter hole in center
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 for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers
NSN 5930-01-470-7730
NSN 5975-01-048-1565
NSN 5950-01-544-9065
NSN 7035-01-366-5912
NSN 6145-01-545-3251
NSN 5950-00-188-9821
NSN 5855-00-586-6255
NSN 6320-01-103-6218
NSN 7035-00-946-2642
NSN 6650-01-053-8726
NSN 5855-01-245-8689
NSN 5945-00-385-3683