GB1235-76标准系列O型密封圈外径*线径NBR70橡胶#标准材质工作温度-20-+100度外径*线径N材质单价5*1.9 N￥0.056*1.9 N￥0.056.5*1.9 N￥0.057*1.9 N￥0.058*1.9 N￥0.069*1.9 N￥0.0710*1.9 N￥0.0811*1.9 N￥0.0912*1.9 N￥0.1013*1.9 N￥0.1114*1.9 N￥0.1215*1.9 N￥0.1316*1.9 N￥0.1417*1.9 N￥0.1518*1.9 N￥0.1519*1.9 N￥0.17Q-Q-69413532120*1.9 N￥0.1721*1.9 N￥0.1822*1.9 N￥0.1923*1.9 N￥0.2024*1.9 N￥0.2125*1.9 N￥0.2226*1.9 N￥0.2327*1.9 N￥0.2428*1.9 N￥0.2529*1.9 N￥0.26外径*线径N材质单价30*1.9 N￥0.2731*1.9 N￥0.2832*1.9 N￥0.2933*1.9 N￥0.3034*1.9 N￥0.3135*1.9 N￥0.3236*1.9 N￥0.3237*1.9 N￥0.3438*1.9 N￥0.3539*1.9 N￥0.3640*1.9 N￥0.3741*1.9 N￥0.3842*1.9 N￥0.3943*1.9 N￥0.3944*1.9 N￥TE345*1.9 N￥0.4146*1.9 N￥0.4247*1.9 N￥0.4348*1.9 N￥0.4449*1.9 N￥0.4550*1.9 N￥0.4660*1.9 N￥0.5363*1.9 N￥0.5973*1.9 N￥0.6880*1.9 N￥0.8487*1.9 N￥0.9387.2*1.9 N￥0.93105.7*1.9 N￥ N￥ N￥1.14