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美标丁晴O型圈内径278.77/291.47/304.17/329.57/354.97*5.33
O型圈 密封圈 耐高温 X 内径 外径 259*266.06*278.77 线径6.99
进口星型圈X型圈272.4/278.77/285.1/291.47/297.8/304.17*6.99
星形X型密封圈234.32/240.67/253.37/266.07/278.77/291.47*5.33
星型圈X型圈内径259.9/266.07/273.09/278.77/285.11/287*6.99
星型圈X型圈内径266.07/274.65/274.97/278.77/285/291.47*5.33
美标AS568-376/377/378/379:247.02/253.37/266.07/278.77*5.33
丁晴防水X型密封圈内径266.07/278.77/291.47/304.17/316.87*6.99
X星型圈263.33/266.07/278.77/285.77/291.47/297/304.17*6.99
美标AS568O型圈449/450/451氟胶253.37/266.07/278.77*6.99密封圈
美标AS568O型圈378/379/380氟胶266.07/278.77/291.47*5.33密封圈
星型圈247.02/253.37/259.07/266.07/278.77/285.1*6.99 丁晴氟胶
美标AS568O型圈449/450/451丁晴253.37/266.07/278.77*6.99密封圈
美标AS568O型圈378/379/380丁晴266.07/278.77/291.47*5.33密封圈
橡胶氟胶星型圈X-Ring291.47/285.1/278.77/266.07/259.07*6.99
星型圈234.32/240.67/247.02/253.37/266.07/278.77*5.33丁晴氟胶
三元乙丙O型圈EPDM227.97/234.32/278.77*5.33
优质O型圈内266.07/278.77/291.47/304.17/329.57/354.97*5.33
氟胶O型圈内227.97/240.67/253.37/266.07/278.77/291.47*6.99
星型圈X型圈内径240.67/247.02/253.77/266.07/278.77*5.33
星型圈X型圈丁青273.09/278.77/285.11/287/291.47/294.84*6.99
星型圈X型圈266.07/274.65/278.77/285/291.47/297.69*5.33
星型圈X型圈内径253.37/266.07/278.77/291.47/304.17*6.99
。进口美标X/星型圈 内径278.77/291.47/304.17/329.57/354.97*5.
。进口美标X/星型圈 内径259.70/266.07/272.40/278.77/285.10*6.
星型圈6.99*259.07/266.07/278.77/285.10/291.47进口X型圈氟胶
星型圈240.67/247.02/253.37/266.07/278.77/291.47/304.17*5.33
星型圈X型圈内278.77/291.47/304.17/316.87/329.57/342.27*6.99
进口美标X/星型圈 内径259.70/266.07/272.40/278.77/285.10*6.99
进口美标X/星型圈 内径278.77/291.47/304.17/329.57/354.97*5.33
星型圈X内径253.37/20891
星型圈X型圈内278.77/291.47/304.17/329.57/354.97/380.37*5.33
星型X型圈内径278.77/291.47/304.17/329.57/354.97/380.37*5.33
星型圈 X型圈278.77/291.47/304.17/329.57/354.97/380.37*5.33
美标O型圈AS568-449/450/451:253.37/266.07/278.77*6.99优质O圈
美标丁晴O型圈线径6.99内径240.67/253.37/266.07/278.77/291.47
星型圈X-Ring内径266.07/278.77/291.47/304.17/329.57*5.33
星型圈X型圈 美标 266.07/272.4/278.77/285.1*6.99 O型圈密封
丁青耐油耐磨橡胶星型密封圈X型圈内径278.77/291.47/304.17*5.33
NBR丁青橡胶件垫星型密封圈X型圈内径278.77/291.47/304.17*6.99
美标O型圈 AS568-450/451/452/453 266.07/278.77/291.47*6.99
星型圈X型密封圈矩形o型圈橡胶圈
氟橡胶O型密封圈FKM内径234.32-2
丁晴胶O型密封圈NBR内径278.77-3
星型圈密封圈X型圈内径266.07/278.77/291.47/304.17/329.57*5.33
氟橡胶 氟胶O型圈内径240.67*253.37*259*266.06*278.77*6.99
进口星型圈X型278.77/291.47/304.17/329.57/354.97/380.37*5.33
丁青星型圈266.07/278.77/291.47/304.17/329.57/354.97*5.33
X型圈 星型圈 内径278.77/291.47/304.17/329.57/354.97*5.33
星形 X型圈240.67/247/253.37/259.7/266.07/272.4/278.77*6.99
极速星型圈5.33h*253.37/266.07/278.77/291.47/304.17X型圈密封
