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1306SKC3 日本NTN丝杆轴承 NU232C3,1306SKC3型号尺寸，1306SKC3轴承价格,1306SKC3采购,4T-1931图纸,4T-1931 采购价格4T-1931,4T-1931货期

PK30X42X22.3X1重量,PK30X42X22.3X1尺寸,PK30X42X22.3X1参数,,