BS EN 4809. Aerospace series. Flange couplings. Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes. Inch series
英国标准EN 4809 航空航天系列 法兰联轴器 带氟碳化合物密封件的垫片密封件安装在铝板上 带有3个紧固孔 英寸系列
Cross References:EN 2284EN 2424EN 2694EN 2798EN 4054EN 4814TR 4815All current amendments available at time of purchase are included with the purchase of this document.