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轴承型号	主要尺寸(mm)							额定载荷(KN)		允许转速	安装尺寸(mm)				配套轴承型号		重量(kg)
NK系列	d(Fw)	D	C	r(min)	F(Fw)	内圆公差	s	Cr	Cor	(rpm)	da(min)	da(max)	Da(max)	ras(max)	内圈	外圈(组合)	重量(kg)
NK60/35	60	72	35	0.6		+0.049~+0.030		64.1	151	6500			68		IR556035	NKI55/35	0.26
NK60/25	60	72	25	0.6		+0.049~+0.030		47.5	103	6500			68		IR556025	NKI55/25	0.187
NK55/35	55	68	35	0.6		+0.049~+0.030		61.3	138.3	7500			64		IR505535	NKI50/35	0.255
NK55/25	55	68	25	0.6		+0.049~+0.030		45.4	94.1	7500			64		IR505525	NKI50/25	0.193
NK50/35	50	62	35	0.6		+0.041~+0.025		58.1	125.5	8000			58		IR455035	NKI45/35	0.225
NK50/25	50	62	25	0.6		+0.041~+0.025		43	85.2	8000			58		IR455025	NKI45/25	0.159
NK47/30	47	57	30	0.3		+0.041~+0.025		45.2	99	8500			55		IR424730	NKI42/30	0.144
NK47/20	47	57	20	0.3		+0.041~+0.025		31.5	62.3	8500			55		IR424720	NKI42/20	0.095
NK45/30	45	55	30	0.3		+0.041~+0.025		44.5	95.7	9000			53		IR404530	NKI40/30	0.138
NK45/20	45	55	20	0.3		+0.041~+0.025		31.1	60.1	9000			53		IR404520	NKI40/20	0.092
NK43/30	43	53	30	0.3		+0.041~+0.025		43.7	92.5	9500			51		IR384330	NKI38/30	0.133
NK43/20	43	53	20	0.3		+0.041~+0.025		30.5	58.1	9500			51		IR384320	NKI38/20	0.0885
NK42/30	42	52	30	0.3		+0.041~+0.025		43	89.5	9500			50		—	—	0.13
NK42/20	42	52	20	0.3		+0.041~+0.025		29.9	56.2	9500			50		—	—	0.0865
NK40/30	40	50	30	0.3		+0.041~+0.025		42.3	86.1	10000			48		IR354030	NKI35/30	0.125
NK40/20	40	50	20	0.3		+0.041~+0.025		29.4	54.1	10000			48		IR354020	NKI35/20	0.083
NK38/30	38	48	30	0.3		+0.041~+0.025		40.3	80	11000			46		—	—	0.119
NK38/20	38	48	20	0.3		+0.041~+0.025		28.1	50.2	11000			46		—	—	0.079
NK37/30	37	47	30	0.3		+0.041~+0.025		40.5	79.8	11000			45		IR323730	NKI32/30	0.117
NK37/20	37	47	20	0.3		+0.041~+0.025		28.2	50.1	11000			45		IR323720	NKI32/20	0.0775

轴承型号示例：