Used on bolted bonnet gate valve socket weld,screwed and flanged connections. packing rings braided graphite, 2 end rings, 4 center rings, for 1 inch valve size
Used on hd-1140/spy-1d f100cl, cooler water; f100cl control dist dry air; aegis system level apl f100cl. packing, braided yarn items are being coded as critical to insure source inspection will be performed at the point of manufacture, prior to material receipt by the us navy or other dod components. these items are piece parts or end items in support of vital military hardware necessary to sustain the successful mission of the ships, submarines,
