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NBR黑色丁晴丁氰美标O型圈 AS334-66.04*5.33/AS335-69.22*5.33
美标丁晴O型密封圈经久耐用
丁晴O型密封圈内径*线径66.04/69.22/71/72.39*5.33耐磨耐油
丁晴O型圈内径*线径66.04/69.22/71/72.39*5.33耐磨耐油密封圈
美标O型圈耐磨耐油丁晴氟胶材质
进口NBR星型密封件 X型圈 66.04/69.22/72.39/75.57/78.74*5.33
耐高温内径密封圈
美标丁腈O型圈53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33
美标耐油丁腈密封圈O型圈
美标O型圈AS568-333/334/335/336:62.87/66.04/69.22/72.39*5.33
O型圈 美标AS-566 66.04/69.22/72.39/75.57/78.74/81.92*5.33
丁青橡胶O型圈密封垫圈内径*线径62.87/66.04/69.22/72.39*5.33
优质美标O型圈美国国家标准AS568-335-69.22*79.88*5.33密封圈O圈
美标AS568O型圈333/334/335
美标O型圈AS568-/4:62.8
星X型圈50.17/52.34/53.34/56.52/59.69/62.87/66.04/69.22*5.33
线径5.33AS568美标丁晴O型圈
星型密封圈o型圈丁晴橡胶耐油
丁晴O型密封圈内径*线径43.82/56.52/69.22*6.99耐磨耐油
丁晴O型圈内径*线径43.82/56.52/69.22*6.99耐磨耐油密封圈
O型圈 密封圈 X 内径 外径61.5*62.87*63.17*66.04*69.22线径5.33
氟胶O型圈内径53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33
星型圈X型圈内69.22/72.39/75.57/78.74/81.92/85.09/88.27*5.33
O型圈 密封圈 X 内径 外径69.22*71*72.39*75.57*78.5*81线径6.99
丁晴星型圈密封性好防水防油
丁晴/NBR耐磨耐压耐油防水密封圈
优质美标O型圈AS568-335 69.22*5.33美国国家标准密封圈
【甬成】丁腈O型圈NBR内径66.04/69.22/71/72.39/75/75.57*5.33
线径6.99美标星型圈丁晴氟胶
星型圈59.69/62.87/66.04/69.22/72.39/75.57/78.74*6.99丁晴氟胶
X圈星型圈内径53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33
线径5.33美标星型圈丁晴氟胶
AS568日本进口原厂密封O型圈66.04/69.22/72.39/75.56/78.74*5.33
星型圈53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33丁晴氟胶
进口丁晴橡胶密封圈
氟橡胶 氟胶O型圈内径66.04*69.22*71*72.39*75.57*78.74*80*5.33
氟胶O型圈 密封圈 内径66.04*69.22*71*72.39*75.57*78.74*5.33
FKM/FPM氟橡胶O型圈耐高温密封圈
高端星型圈59.69/62.87/64.59/66.04/69.22/72.39*5.33X型圈
星型密封圈/X型圈丁腈NBR氟胶66.04/69.22/72.39/72.62*5.33
密封圈密封圈FAST/法斯特
【甬成】丁腈O型密封圈NBR内径59.69/62.87/66.04/69.22*6.99mm
星型密封圈/X型圈丁腈NBR氟胶62.87/66.04/69.22/72.39*6.99
氟胶O型圈 FKM X 内径 外径 63.17*66.04*69.22*71*72.39线径5.33
高端星型圈56.52/59.69/62.87/66.04/69.22/72.39*6.99X型圈
X型星型圈密封圈NBR内径62.87/66.04/69.22/72.39/75.57*线径5.33
。美标丁晴O型圈内径62.87/66.04/69.22/72.39/75.57/78.74*5.33
美标丁晴O型圈内径62.87/66.04/69.22/72.39/75.57/78.74*5.33
星型圈X型圈内径59.69/62.87/66.04/69.22/72.39/75.57*5.33
进口星型圈X型圈美标
【甬成】美标EPDM三元乙丙O型圈AS568-335 69.22*5.33MM耐臭氧
丁腈O型密封圈NBR线径5.33mm内径40.64/43.82/46.99/53.34/69.22
星型圈59.69/62.87/66.04/69.22/72.39/75.57/78.74/81.92*5.33
。星型圈X型圈内径59.69/62.87/66.04/69.22/72.39/75.57*5.33
美标O型圈丁晴53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33
X/星型圈内径50.17/53.34/56.52/59.69/62.87/66.04/69.22*5.33
美标AS568O型圈333/334/335氟胶
星型圈53.34/56.52/59.69/62.87/66.04/69.22*5.33X型密封圈
。星X型圈50.17/52.34/53.34/56.52/59.69/62.87/66.04/69.22*5.3
美标5.33线径耐高温氟胶O型圈
星型圈X型圈美标丁晴59.69/62.87/64.59/66.04/69.22*5.33密封
进口星型圈X型圈丁晴53.34/56.52/59.7/62.87/66.04/69.22*5.33
。星型圈X-RING64.59/66.04/69.22/72.39/75.57/78.74/81.92*5.33
星型X型圈内径69.22/72.39/75.57/78.74/81.92/85.09/88.27*5.33
三元乙丙O型圈EPDM69.22/75.57/81.92/85.09/88.27/89.4*5.33
【甬成】美标SIL硅胶O型圈AS568-335 69.22*5.33食品卫生密封件
丁青星型圈53.34/56.52/59.69/62.87/66.04/69.22/72.39*5.33