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丁晴橡胶耐磨耐油耐腐蚀O型圈
NBR黑色丁晴丁氰美标O型圈 AS338-78.74*5.33/AS339-81.92*5.33
美标丁晴O型密封圈经久耐用
美标O型圈丁晴75.57/78.74/81.92/85.09/88.27/91.44/94.62*5.33
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
优质美标丁腈/氟胶O型圈耐高温耐油75.57/78.74/81.92/85.09*5.33
丁晴O型密封圈内径*线径75/78.74/81.92/82.5*5.33耐磨耐油
丁晴O型圈内径*线径75/78.74/81.92/82.5*5.33耐磨耐油密封圈
O型圈 美标AS-566 66.04/69.22/72.39/75.57/78.74/81.92*5.33
美标O型圈AS568-337/338/339
美标O型圈AS568-337/338/339/340 75.57/78.74/81.92/85.09*5.33
优质美标O型圈美国国家标准AS568-338-78.74*89.40*5.33密封圈O圈
星型密封圈o型圈丁晴橡胶耐油
丁青橡胶O型圈密封垫圈内径*线径75.57/78.74/81.92/85.09*5.33
美标AS568O型圈336/337/338
线径5.33AS568美标丁晴O型圈
O型圈 密封圈 X 内径 外径 71*72.39*75.57*78.74*80 线径5.33
美标O型圈AS568-337/940
星型圈X型圈内69.22/72.39/75.57/78.74/81.92/85.09/88.27*5.33
星X型圈72.39/74.63/75.57/78.74/81.92/85.09/86.64/88.27*5.33
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
氟胶O型圈内径75.57/78.74/81.92/85.09/88.27/91.44/94.62*5.33
丁晴O型密封圈内径*线径78.74/91.44/110.49*6.99耐磨耐油
丁晴O型圈内径*线径78.74/91.44/110.49*6.99耐磨耐油密封圈
优质美标丁腈氟胶耐高温
线径6.99美标星型圈丁晴氟胶
优质美标O型圈AS568-338 78.74*5.33美国国家标准密封圈
星型圈59.69/62.87/66.04/69.22/72.39/75.57/78.74*6.99丁晴氟胶
【甬成】丁腈O型圈NBR内径78.74/81.92/82.5/83/85.09/88.27*5.33
AS568日本进口原厂密封O型圈66.04/69.22/72.39/75.56/78.74*5.33
进口丁晴橡胶密封圈
FFSD-10-D-78.74-01-N-D57 FFSD-10-D-30.00-01-N-D33
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
星型圈X型圈内径78.74/81.92/85.09/88.27/91.44/94.62*5.33
FKM/FPM氟橡胶O型圈耐高温密封圈
78.74in Metal Tree Diameter Tape Excellent Diameter Circumfe
密封圈密封圈FAST/法斯特
星型密封圈/X型圈丁腈NBR氟胶74.63/75.57/78.74/81.92*5.33
线径5.33美标星型圈丁晴氟胶
高端星型圈72.62/74.63/75.57/78.74/81.92/85.09/86*5.33X型圈
X圈星型圈内径75.57/78.74/81.92/85.09/88.27/91.44/94.62*5.33
星型圈75.57/78.74/81.92/85.09/88.27/91.44/94.62*5.33丁晴氟胶
【甬成】丁腈O型密封圈NBR内径72.39/75.57/78.5/78.74*6.99mm
。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
氟胶O型圈 FKM X 内径 外径 75.57*78.74*80*81.92*82.5线径5.33
优质氟胶型圈耐高温密封
进口星型圈X型圈美标
星型密封圈/X型圈丁腈NBR氟胶75.57/78.74/81.92/85.09*6.99
星型圈59.69/62.87/66.04/69.22/72.39/75.57/78.74/81.92*5.33
甬成美标epdm三元乙丙
星型圈X型圈59.69/62.9/66.04/69.2/72.39/75.6/78.74/81.92*6.99
X星O型密封圈 内径78.74/81.92/85.09/88.27/90.5/91.44*线径5.33
高端星型圈75.57/78.74/81.92/85.09/88.27/91.44*6.99X型圈
。美标O型圈AS568-337/338/339/340 75.57/78.74/81.92/85.09*5.3
星型圈 X型圈72.39/75.57/78.74/81.92/85.09/88.27/91.44*5.33
耐磨耐油橡胶丁晴QR星型圈
星型X型圈内径69.22/72.39/75.57/78.74/81.92/85.09/88.27*5.33
X/星型圈内径72.39/75.57/78.74/81.92/85.09/88.27/91.44*5.33
美标AS568O型圈336/337/338氟胶
星型圈 72.39/75.57/78.74/81.92/85.09/88.27/91.44*5.33 X型圈
美标5.33线径耐高温氟胶O型圈
PARKER派克密封圈O型圈2-338