Single folded metal cross-sectional shape style, 2.319 inches nominal outside diameter, 2.165 inches minimum aperture diameter, 0.015 inches nominal cross-sectional thickness, iron alloy 660 overall or nickel alloy x-750 overall material, ams5542 assn std 1st material response overall or ams5582 assn std 2nd material response overall or ams5598 assn std 2nd material response overall material document and classification

一種可變形材料，可防止物質通過兩個面連接時形成的接頭。它可以是金屬或非金屬、潤滑或浸漬、實心或空心橫截面。它可以製成任何預定的尺寸和形狀。不包括：扁平圓盤、毛氈材質物品、有接縫物品。對於具有孔徑和實心矩形橫截面的圓形金屬和塑膠物品，參見墊圈，平面;墊片;軸承、墊圈、推力;和墊片環。不包括：盤、閥;密封件，非金屬角;密封件，非金屬通道;密封件、非金屬異形型材;遮罩墊片，電子的;和環，密封罐。