現(xiàn)行代號(hào) 原用代號(hào) NTN FAG IKO INA 規(guī)格 FwxDxD1xC NKX12 6674099 NKX12T2 NAKX12 12×21 ×26×23 - NKX15 6674901 NKX15T2 NAKX15 15×24× 28×23 - NKX17 6674902 NKX17T2 NAKX17 17×26× 30×25 - NKX20 6674903 NKX20T2 NAKX20 20×30× 35×30 - NKX25 6674904 NKX25T2 NAKX25 25×37× 42×30 - NKX30 6674905 NKX30T2 NAKX30 30×42× 47×30 - NKX35 6674906 NKX35T2 NAKX35 35×47× 52×30 NKX40 6674907 NKX40T2 NAKX40 40×52× 60×32 - NKX45 6674908 NKX45T2 NAKX45 45×58× 65×32 - NKX50 6674909 NKX50T2 NAKX50 50×62× 70×35 -