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美标O型圈AS568-250/251/252
星型X型密封圈优质AS568系列
日本进口密封圈总代理
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
O型圈 丁晴/线径3.53MM内径132.94/136.12/138/139.29/142.47
星型X型圈内径126.59/129.77/132.94/136.12/139.29/142.47*3.53
X型圈 星型圈 内径120.25/123.42/126.6/129.77/132.94*3.53
日本进口O型密封圈AS568 252 253 254 132.94 136.12 139.29*3
星型圈X型圈117.07/123.42/126.6/129.77/132.94*3.53O型圈密封
X型 星型密封圈 O型圈内径123.42/126.59/129.77/132.94*线径3.53
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132.94/136.12/139.3/142.47/145.65/148.82*3.53mm
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.53
星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47x3.53
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
。星型圈X型圈内126.59/129.77/132.94/136.12/139.29/142.47*3.5
AS568美标优质丁腈橡胶O型圈126.59 129.77 132.94 136.12*3.53
丁晴O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
高端O型圈 内径 130*132.94*136*140*145*150*152.5*155线径3.55
氟胶O型圈内径132.94/136.12/139.29/142.47/145.64/148.82*3.53
。星型圈X-RING126.59/129.77/132.94/136.29/139.29/142.47*3.53
进口美标X/星型圈 内径120.25/123.42/126.6/129.77/132.94*3.53
进口星型圈X型圈丁晴123.42/126.6/129.77/132.94/136.12*3.53
进口O型圈 丁晴美标 内 132.94/136.12/139.3/142.47/145.66*3.53
耐磨耐腐蚀O型圈铂克氟胶
耐油水NBR密封圈132.94/136/140/142/142.5/143/145*3.55丁腈O型
星型密封圈56.74*3.53 78.987*3.53 98.02*3.53 132.94*3.53
密封圈密封圈FAST/法斯特
丁晴O型密封圈内径123.42/126.59/128/129.77/132.94/136.12*3.53
美标O型圈 美国国家标准AS568-252-132.94*140.00*3.53密封圈 O圈
进口丁晴橡胶密封圈
美标丁晴O型密封圈经久耐用
星型密封圈X型圈117.07/120.25/123.42/126.6/129.77/132.94*3.53
星型密封圈/X型圈丁腈NBR氟胶132.94/136.12/139.3/142.47*3.53
耐高温耐磨耐压耐腐蚀氟胶
美标耐油耐磨丁腈优质密封圈
内径氟胶O型密封圈耐高温
氟胶O型圈内径129.77/132.94/136.12/139.29/142.47/145.64*3.53
丁晴O型密封圈内径*线径132.94/136.12/138*3.53耐磨耐油
O型圈 美标AS-566 126.59/129.77/132.94/136.12/139.3*3.53
高品质棕色氟胶FKM/VITON美标O型圈AS568-252 132.94*140*3.53
丁腈圈QR星型圈x形圈120.25 123.42 126.6 12 129.77 132.94*3.53
X型圈星形密封圈126.6/129.77/132.94/136.12/139.29/142.47*3.53
内径123.42/126.59/128/129.77/132.94/136.12*3.53mm丁晴O型圈
X型圈星形密封圈126.6/129.77/132.94/136.12/139.3/142.47*3.53
进口VITON/FKM氟胶O型圈AS568-252 132.94*3.53 美标密封件密封圈
【甬成】丁腈O型圈NBR内径126.59/126.6/128/129.77/132.94*3.53
进口Viton氟胶内径120 120.24 120.25 122 132.94线径3.53 O型圈
美标AS568O型圈250/251/252氟胶
耐高温内径密封圈
线径3.53AS568美标丁晴O型圈
美标硅胶O型圈内径123.42/126.59/129.77/132.94/136.12*3.53
X圈星型圈内径123.42/126.59/129.77/132.94/136.12/139.29*3.53
星型圈117.07/120.24/123.42/126.59/129.77/132.94*3.53丁晴氟胶
美标硅胶O型密封圈件厂家直销
O型圈丁晴胶内径126.59/126.6/128/129.77/132.94/136.12线径3.53
高端星型圈123.42/126.59/129.77/132.94/136.12*3.53X型圈
线径3.53美标星型圈丁晴氟胶
美标AS568O型圈250/251/252
星型圈X型圈内径120.24/123.42/126.59/129.77/132.94*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132.94/136.12/139.29/139.3*3.53
美标3.53线径耐高温氟胶O型圈
丁晴星型圈密封性好防水防油
O型密封圈丁腈NBR70内径126.59/126.6/128/129.77/132.94线径3.53
进口O型圈内径129.77/132.94/136.12/138/139.29/142.47*3.53