轴径Shaft Diameter	轴承型号与近似重量 Bearing Designation and mass approx				外形尺寸 Borndary Dimensions					基本额定负荷 Basic Load Rating				极限转速 Limiting Speed	安装尺寸 Mounting Dimension
	不带固定罩壳Without Retaining Cap	重量Mass	带固定罩壳 With Retaining Cap	重量 Mass	Fw	D	C	C1	dw	径向 Radial		轴向 Axial		油润滑 Oil	da
										动Dyn. Cr	静Stat. Cor	动Dyn. Ca	静Stat. Coa
mm		g		g	mm					N				rpm	mm
15	NKXR 15	42	NKXR 15 Z	45	15	24	23	9	15	9670	9850	10900	24500	11000	23.7
17	NKXR 17	50	NKXR 17 Z	53	17	26	25	9	17	9860	13800	12800	32800	10000	25.7
20	NKXR 20	80	NKXR 20 Z	84	20	30	30	10	20	12000	20500	20900	50600	8500	30.7
25	NKXR 25	120	NKXR 25 Z	125	25	37	30	11	25	14500	29500	31500	73500	7000	37.7
30	NKXR 30	135	NKXR 30 Z	141	30	42	30	11	30	19600	32500	32800	82500	6000	42.7
35	NKXR 35	157	NKXR 35 Z	165	35	47	30	12	35	20500	39600	36800	96000	5500	47.7
40	NKXR 40	204	NKXR 40 Z	214	40	52	32	13	40	22300	44500	54000	13900	4800	55.7
45	NKXR 45	244	NKXR 45 Z	260	45	58	32	14	45	24500	50980	57500	14800	4400	60.6
50	NKXR 50	268	NKXR 50 Z	288	50	62	35	14	50	34800	70800	60500	16900	4000	65.5