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美标O型圈AS568-250/251/252
耐高温耐磨耐压耐腐蚀氟胶
星型密封圈优质丁晴耐磨
丁晴星型圈密封性好防水防油
O型圈 丁晴/线径3.53MM内径123.42/126.59/126.6/128/129.77
丁晴O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.53*
星型圈123.42/126.59/136.12139.29/142.47*3.53X型密封圈
线径3.53mm 内径126.59-196.44 意大利DUCI进口丁腈O型密封圈NBR*
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.53
星型圈107.54/110.72/113.89/117.07/120.24/123.42/126.59*3.53
星型X型圈内径126.59/129.77/132.94/136.12/139.29/142.47*3.53
氟胶O圈O令O型圈内径117.07/120.24/123.42/126.59/129.77*3.53mm
X型 星型密封圈 O型圈内径123.42/126.59/129.77/132.94*线径3.53
X型 星型密封圈 O型圈内径12.42/126.59/129.77/12.94*线径.5
氟胶O型圈内径123.42/126.59/129.77/132.94/136.12/139.29*3.53
氟胶O型圈内径113.89/117.07/120.02/123.42/126.59/129.77*3.53
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47x3.53
日本进口O型圈AS568 248 249 250 120.24 123.42 126.59 3.53
美标丁晴O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
三元乙丙O型圈EPDM内123.42/126.59/129.77/132.94/136.12*3.53
星型圈X-Ring126.59/129.77/132.94/136.12/139.29/142.47*3.53
优质O型圈123.42/126.59/129.77/132.94/136.12/139.29*3.53
AS568美标优质丁腈橡胶O型圈126.59 129.77 132.94 136.12*3.53
硅胶耐高温O型圈内径117.07/120.24/123.42/126.59/129.77*3.53mm
氟胶O型圈内径123.42/126.59/129.77/132.94/136.12/139.29*3.53*
。星型圈X-RING126.59/129.77/132.94/136.29/139.29/142.47*3.53
进口O型圈丁晴美标 内 117.07/120.24/123.42/126.59/129.77*3.53
丁晴O型密封圈内径*线径123.42/126.59/126.6*3.53耐磨耐油
美标O型圈 美国国家标准AS568-250-126.59*133.65*3.53密封圈O圈
氟胶O型圈内径110.72/113.89/117.07/120.02/123.42/126.59*3.53
丁晴O型圈内径*线径123.42/126.59/126.6*3.53耐磨耐油密封圈
内径氟胶O型密封圈耐高温
耐磨耐腐蚀O型圈铂克氟胶
O型圈 美标AS-566 126.59/129.77/132.94/136.12/139.3*3.53
美标丁晴O型密封圈经久耐用
美标AS568O型圈250/251/252氟胶
高品质棕色氟胶FKM/VITON美标O型圈AS568-250 126.59*133.65*3.53
【甬成】丁腈O型圈NBR内径126.59/126.6/128/129.77/132.94*3.53
内径123.42/126.59/128/129.77/132.94/136.12*3.53mm丁晴O型圈
星型圈X型圈内径120.24/123.42/126.59/129.77/132.94*3.53
美标硅胶O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
O型圈丁晴胶内径126.59/126.6/128/129.77/132.94/136.12线径3.53
【甬成】美标SIL硅胶O型圈AS568-250 126.59*3.53食品卫生密封件
进口VITON/FKM氟胶O型圈AS568-250 126.59*3.53 美标密封件密封圈
星型圈117.07/120.24/123.42/126.59/129.77/132.94*3.53丁晴氟胶
美标3.53线径耐高温氟胶O型圈
美标AS568O型圈250/251/252
线径3.53AS568美标丁晴O型圈
线径3.53美标星型圈丁晴氟胶
高端星型圈123.42/126.59/129.77/132.94/136.12*3.53X型圈
美标硅胶O型密封圈件厂家直销
X圈星型圈内径123.42/126.59/129.77/132.94/136.12/139.29*3.53
O型密封圈丁腈NBR70内径126.59/126.6/128/129.77/132.94线径3.53
丁晴/NBR耐磨耐油耐压防水密封圈
星型密封圈/X型圈丁腈NBR氟胶120.24/123.42/126.59/129.77*3.53
新款美标丁晴O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
NBR黑色丁晴丁氰美标O型圈 AS249-123.42*3.53/AS250-126.59*3.53
氟胶耐压耐磨耐油星型圈
线径3.53mm 内径85.32-126.59 意大利DUCI进口丁腈O型密封圈NBR
丁晴O型圈内径123.42/126.59/128/129.77/132.94/136.12*3.53mm
氟胶O型圈内径126.59/129.77/132.94/136.12/139.29/142.47*3.53
线径3.53mm 内径85.32-126.59 意大利DUCI进口丁腈O型密封圈NBR*
丁晴O型圈内径123.42/126.59/128/129.77/132.94/136.12*3.53mm*
美标硅胶O型圈内径12346565
氟胶O型圈内径12346597a97a