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NBR丁晴TC骨架油封密封圈47x68x70x72x80x90x8x10x12耐磨 耐油
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UKS进口骨架油封TC46x47x56x57
UKS氟胶骨架油封45x47x48x64x65
UKS进口骨架油封TG密封圈47x60x62x65x68x70x72x84x90x7x8x10x12*
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UKS进口骨架油封TG密封圈47x60x62x65x68x70x72x84x90x7x8x10x12