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进口JIS日本O型圈耐酸碱耐油腐蚀
星型圈129.77/132.94/136.12/139.29/142.47/145.64/148.82*3.53
丁晴O型密封圈内径*线径142.47/139.29/151.99*3.53耐磨耐油
星型X型密封圈优质AS568系列
内径氟胶O型密封圈耐高温
氟胶耐压耐磨耐油星型圈
氟胶O型圈内径132.94/136.12/139.3/142.47/145.65/148.82*3.53mm
氟胶O型圈内径132.94/136.12/139.29/142.47/145.64/148.82*3.53
丁晴X型圈内径132.94/136.12/139.3/142.47/145.65/148.82*3.53mm
星型圈3.53*129.77/132.95/136.12/139.3/142.47进口X型圈密封圈*
同步轮3M150齿精加工150T槽宽11BF型带顶丝同步带轮齿外径142.47
日本进口O型圈AS568 255 256 257 142.47 145.64 148.82*3.53*
内139.29/142.47/145.64/151.99/158.34/164.69/177.39*3.53O型圈
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.53*
三元乙丙X型圈132.94/136.12/139.3/142.47/145.65/148.82*3.53mm
氟胶O型圈内径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
星型圈X型圈内径136.12/139.29/142.47/145.64/148.82*3.53*
极速星型圈3.53*129.77/132.95/136.12/139.3/142.47进口X型圈密
推荐星型圈3.53*129.77/132.95/136.12/139.3/142.47进口X型圈密
内径129.77/132.94/136.12/139.29/142.47/145.64*3.53氟胶o型圈*
星型圈3.53*129.77/132.95/136.12/139.3/142.47进口X型圈密封圈
内径129.77/132.94/136.12/139.29/142.47/145.64*3.53氟胶o型圈
优质O型圈142.47/145.64/148.82/151.99/158.34/164.69*3.53
星型圈X型圈内径136.12/139.29/142.47/145.64/148.82*3.53
丁青橡胶件密封圈X型圈气缸星型圈内径142.47/145.64/148.82*3.53
氟胶O型圈内径142.47/145.64/148.82/151.99/158.34/164.9*3.53
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.53
。丁青星型圈126.60/129.77/132.95/136.12/139.30/142.47*3.53
匀发日本进口O型圈AS568 255 256 257 142.47 145.64 148.82*3.53
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47x3.53
丁青星型圈126.60/129.77/132.95/136.12/139.30/142.47*3.53
三元乙丙O型圈EPDM内139.29/142.47/145.64/148.82/151.99*3.53
星型圈X-Ring126.59/129.77/132.94/136.12/139.29/142.47*3.53
星型圈X-RING126.59/129.77/132.94/136.29/139.29/142.47*3.53
。星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.5
氟胶O型圈 FKM X 内径 外径 139.3*142.47*145.64*148.92线径3.53
同步轮3m150齿150t凸台顶丝
氟胶O型圈 密封圈 内径136.12*139.3*142.47*145.64*148.92*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 132.94/136.12/139.3/142.47/145.66*3.53
耐磨耐油内径*线径136.12/139.3/142.47/145.64*3.53橡胶O型圈
进口 X型圈 星型密封圈 129.77/132.95/136.12/139.3/142.47*3.53
进口星型圈X型圈139.3/142.47/145.65/148.82/151.99/158.34*3.53
美标美国国家标准O型圈AS568-255-142.47*149.53*3.53 密封圈 O圈
星型密封圈/X型圈丁腈NBR氟胶132.94/136.12/139.3/142.47*3.53
142.47/145.65/148.82*3.53进口星型圈X型圈日本美标橡胶密封圈
耐高温耐磨耐压耐腐蚀氟胶
耐磨耐腐蚀O型圈铂克氟胶
进口美标X/星型圈 内径136.12/139.30/142.47/145.65/148.82*3.53
O型圈 丁晴/线径3.53MM内径132.94/136.12/138/139.29/142.47
高品质棕色氟胶FKM/VITON美标O型圈AS568-255 142.47*149.53*3.53