NK系列-常州市寅龙轴承制造有限公司

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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)
NKI70/35	70	95	35	1	80		0.8	78.1	194.2	5000	75	78	90	1	IR708035	NK80/35	0.738
NKI70/25	70	95	25	1	80		0.8	59.4	137.3	5000	75	78	90	1	IR708025	NK80/25	0.525
NKI65/35	65	90	35	0.6	73		1	80.4	180.4	5500	69	71	86	0.6	IR657335	NK73/35	0.66
NKI65/25	65	90	25	0.6	73		1	54	100	5500	69	71	86	0.6	IR657325	NK73/25R	0.466
NKI60/35	60	82	35	0.6	68		1	72.1	165.7	6000	64	66	78	0.6	IR606835	NK68/35	0.551
NKI60/25	60	82	25	0.6	68		1	54.8	116.7	6000	64	66	78	0.6	IR606825	NK68/25	0.393
NKI55/35	55	72	35	0.6	60		2	64.1	151	6500	59	59.5	68	0.6	IR556035	NK60/35	0.379
NKI55/25	55	72	25	0.6	60		1.5	47.5	103	6500	59	59.5	68	0.6	IR556025	NK60/25	0.271
NKI50/35	50	68	35	0.6	55		2	61.3	138.3	7500	54	54.5	64	0.6	IR505535	NK55/35	0.379
NKI50/25	50	68	25	0.6	55		1.5	45.4	94.1	7500	54	54.5	64	0.6	IR505525	NK55/25	0.271
NKI45/35	45	62	35	0.6	50		2	58.1	125.5	8000	49	49.5	58	0.6	IR455035	NK50/35	0.322
NKI45/25	45	62	25	0.6	50		1.5	43	85.2	8000	49	49.5	58	0.6	IR455025	NK50/25	0.229
NKI42/30	42	57	30	0.3	47		1	45.2	99	8500	44	46	55	0.3	IR424730	NK47/30	0.222
NKI42/20	42	57	20	0.3	47		0.5	31.5	62.3	8500	44	46	55	0.3	IR424720	NK47/20	0.148
NKI40/30	40	55	30	0.3	45		1	44.5	95.7	9000	42	44	53	0.3	IR404530	NK45/30	0.216
NKI40/20	40	55	20	0.3	45		0.5	31.1	60.1	9000	42	44	53	0.3	IR404520	NK45/20	0.143
NKI38/30	38	53	30	0.3	43		1	43.7	92.5	9500	40	42	51	0.3	IR384330	NK43/30	0.207
NKI38/20	38	53	20	0.3	43		0.5	30.5	58.1	9500	40	42	51	0.3	IR384320	NK43/20	0.134
NKI35/30	35	50	30	0.3	40		1	42.3	86.1	10000	37	39	48	0.3	IR354030	NK40/30	0.193
NKI35/20	35	50	20	0.3	40		0.5	29.4	54.1	10000	37	39	48	0.3	IR354020	NK40/20	0.13

轴承型号示例：