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。星型圈X-RING145.64/148.82/151.99/158.34/164.69/171.04*3.53
进口美标X/星型圈 内径136.12/139.30/142.47/145.65/148.82*3.53
。星型圈X型圈内145.64/148.82/151.99/158.34/164.69/171.04*3.5
。进口星型圈X型圈139.3/142.47/145.65/148.82/151.99/158.34*3.
星型圈X型圈内145.64/148.82/151.99/158.34/164.69/171.04*3.53
丁晴O型圈内径139.29/142.47/145.64/148.82/151.7/151.99/*3.53
星型圈X内1456829370ab70ab
氟胶O型圈内径142756893893
星型圈X内径136294758a58ab
美标丁晴O型圈内径139.29/142.47/145.64/148.82/151.99*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型圈内径136.12/139.29/142.47/145.64/148.82*3.53
美标硅胶O型圈内径139.29/142.47/145.64/148.82/151.99*3.53
氟胶O型圈内径132.94/136.12/139.29/142.47/145.64/148.82*3.53
星型圈129.77/132.94/136.12/139.29/142.47/145.64/148.82*3.53
星型圈3.53*145.65/148.82/152/158.34/164.7进口X型圈密封圈氟胶
优质O型圈142.47/145.64/148.82/151.99/158.34/164.69*3.53
O型圈 丁晴/线径3.53MM内径145.64/148.82/151.7/151.99/158.34
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-Ring145.64/148.82/151.99/158.34/164.69/171.04*3.53
星型X型圈内径145.64/148.82/151.99/158.34/164.69/171.04*3.53
QR星型圈O型圈丁晴橡胶 16.12 19. 142.27 145.65 148.82*.5
QR星型圈O型圈丁晴橡胶 136.12 139.3 142.27 145.65 148.82*3.53
进口星型圈X型圈 美标 丁晴142.47/145.65/148.82*3.53 O型圈密封
氟胶O型圈内径148.82/151.99/158.34/164.9/171.04/177.39*3.53mm
网红星型圈3.53*145.65/148.82/152/158.34/164.7进口X型圈密封圈
速发星型圈3.53*145.65/148.82/152/158.34/164.7进口X型圈密封圈
耐油水NBR密封圈内147.5/148.82/149/150/152.5/155/*3.55丁腈O型
进口VITON/FKM氟胶O型圈AS568-257 148.82*3.53 美标密封件密封圈
【甬成】丁腈O型圈NBR内径148.82/151.7/151.99/158.34*3.53 耐油
X型圈星型圈内径136.12/139.30/142.47/145.65/148.82*3.53
【甬成】美标SIL硅胶O型圈AS568-257 148.82*3.53食品卫生密封件
星型密封圈/X型圈丁腈NBR氟胶142.47/145.42/145.64/148.82*3.53
高端星型圈139.29/139.3/142.47/145.42/145.64/148.82*3.53X型圈
日本进口O型圈AS568 255 256 257 142.47 145.64 148.82*3.53*
内径148.82/151.99/158.34/164.9/171.04/.39*3.5氟胶o型圈
日本进口O型圈AS568 255 256 257 142.47 145.64 148.82*3.53
X型圈 星型圈 内径136.12/139.30/142.47/145.65/148.82*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
星型圈X-RING/QR型密封139.3/142.47/145.65/148.82/151.99*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
AS568日本进口O型圈142.47/145.64/148.82/151.99/158.34*3.53NBR
新品星型圈3.53*145.65/148.82/152/158.34/164.7进口型圈密封圈
进口星型圈X型圈139.3/142.47/145.65/148.82/151.99/158.34*3.53
内径耐高温氟胶耐腐蚀
丁晴星型圈密封性好防水防油
X型圈NBR星型密封圈方型136.12 139.3 142.47 145.64 148.82*3.53
丁青橡胶O型圈密封垫圈内径*线径148.82/152/158.34/164.7*3.53
氟胶丁晴O型圈耐磨美标O型圈
进口星型圈X型圈美标
丁晴O型密封圈内径*线径145.64/148.82/151.7*3.53耐磨耐油
高品质棕色氟胶FKM/VITON美标O型圈AS568-257 148.82*155.88*3.53
美标O型圈 美国国家标准AS568-257-148.82*155.88*3.53密封圈 O圈