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星型圈3.53*113.9/117.07/120.25/123.42/126.6 优质丁腈X型圈
进口美标X/星型圈 内径120.25/123.42/126.6/129.77/132.94*3.53
进口橡胶星型圈方型圈X型密封圈QR 117.07/120.24/123.42线径3.53
星型圈X型圈内107.54/110.72/113.89/117.07/120.24/123.42*3.53
。进口美标X/星型圈 内径120.25/123.42/126.6/129.77/132.94*3.5
高硬度AS568美标O型圈 NBR90材质 线径3.53内径123.42-456.06mm
星型圈123.42/126.59/136.12139.29/142.47*3.53X型密封圈
X星型圈油气动113.89/117.07/120.24/123.42/126.59/129.77*3.53
星型圈117.07/120.24/123.42/126.59/129.77/132.94*3.53丁晴氟胶
星型圈107.54/110.72/113.89/117.07/120.24/123.42/126.59*3.53
气缸密封件丁青橡胶垫星型密封圈X型圈120.24/123.42/126.59*3.53
高硬度丁晴胶美标型圈线
进口星型圈X型圈丁晴123.42/126.6/129.77/132.94/136.12*3.53
星型圈X型圈117.07/123.42/126.6/129.77/132.94*3.53O型圈密封
热销X星型圈油气动113.89/117.07/120.24/123.42/126.59/129.77*3
星型圈X型圈内径120.24/123.42/126.59/129.77/132.94*3.53
美标O型圈AS568-248/249 120.24/123.42*3.53 优质O圈耐磨耐压
丁晴耐油防水X型圈内径117.07/120.24/123.42/126.59/129.77*3.53
氟胶O型圈内径123.42/126.59/129.77/132.94/136.12/139.29*3.53
高端O型圈 密封圈 X 内径 外径 123.42*126.6*128*129.77线径3.53
O型圈 密封圈 X 内径 外径 113.89*117.07*120.25*123.42线径3.53
.O型圈 密封圈 X 内径 外径113.89*117.07*120.25*123.42线径3.53
美标AS568O型圈247/248/249丁晴117.07/120.24/123.42*3.53密封圈
星型圈 X型圈 丁晴胶NBR星形密封圈 线径3.53mm内径123.42及以上
QR星型圈丁腈X形密封圈113.89/117.07/120.24/123.42/126.59*3.53
氟胶X型圈内径117.07*3.53mm
X型圈 星型圈123.42/126.6/129.77/132.95/136.12/139.3*3.53
氟胶O型圈 FKM X 内径 外径 117.07*120.25*123.42*126.6线径3.53
星型圈X-RING107.54/110.72/113.89/117.07/120.24/123.42*3.53
X星型圈113.89/117.07/120.24/123.42/126.59/129.77*3.53密封圈
星型X型圈内径107.54/110.72/113.89/117.07/120.24/123.42*3.53
星型圈X内径120.24/36.59
O型圈 丁晴/线径3.53MM内径123.42/126.59/126.6/128/129.77
美标丁腈O型圈AS568-249/250 123.42*3.53/126.59*3.53 氟胶
氟胶O型圈内径113.89/117.07/120.02/123.42/126.59/129.77*3.53
