调心滚针轴承PNA12/28 RPNA15/28
调心滚针轴承PNA30/52 RPNA35/52
焊管机滚轮轴承NUTR130250 NNTR130
滚轮轴承NUTR13028078 NNTR13028078
RKY62 RKYR62 滚轮轴承NADELLA
MR-88 HJ8811248 SJ6919英制滚针 RBC
替代osborn 奥斯本滚轮轴承
4.061 4.062 4.063