天津艾孚瑞進口軸承有限公司（022-27419762 轉 805 趙小姐）NNU4160M.C3 NNU4164M NNU4920SK.M.SP NNU4920SMSP NNU4921SK.M.SP NNU4922SK.M.SP NNU4924SK.M.SP NNU4924S.M.SP NNU4926SK.M.SP NNU4928SK.M.SP NNU4930SK.MSP NNU4932SK.M.SP NNU4936SK.M.SP NNU4938S.M.SP NNU4938SK.M.SP NNU4940SK.M.SP NNU4944S.M.SP NNU4944S.M.SP.C3 NNU4944SK.M.SP NNU4948S.M.SP NNU4948S.M.SP.C3 NNU4948SK.M.SP NNU4952SK.M.SP NNU4956S.M.SP NNU4956SK.M.SP NNU4960SK.M.SP NNU4980SK.M.SP NNU4964S.M.SP NNU4984SK.M.SP NU1005 NU1006 NU1006M1 NU1006M1.C2 NU1007M1 NU1008M1 NU1009M1 NU1010M1 NU1010M1.C3 NU1011M1 NU1011M1.C3 NU1012M1 NU1012M1.P52 NU1013M1 NU1014M1 NU1014M1.C3