NK Series

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Description And Technical diameters

Needle roller bearings are a bearing that is classified as either radial or thrust depending on the direction of the load being supported. Needle roller bearings include bearings whose rollers slightly exceed the size range of needle rollers as stipulated by ISO. Needle roller bearings include drawn cup and solid radial bearings, as well as application-specific cam followers, and roller followers. Thrust bearings include thrust needle bearings.

select	Inquiry	Designation	Principal Dimensions(mm)				Cr	Cor	Fatigue load limit Cu	Reference speed	Limit speed	Weight
select	Inquiry	Designation	Fw	D	C	r	(N)	(N)	(N)	U/min	U/min	(g)
		NK38/30	38 mm	48 mm	30 mm	0,3 mm	43000 N	76000 N	14000 N	12000 U/min	7000 U/min	116 g
		NK404815	40	48	15
		NK355034	35	50	34
		NK345035	34	50	35
		NK345034	34	50	34
		NK30.5X50X17	30.5	50	17
		NK30.5X50X16	30.5	50	16
		NK305017	30	50	17
		NK40/20	40 mm	50 mm	20 mm	0,3 mm	33500 N	56000 N	9800 N	11400 U/min	6500 U/min	78 g
		NK40/30	40 mm	50 mm	30 mm	0,3 mm	44000 N	79000 N	14600 N	11400 U/min	6700 U/min	125 g
		NK365225	36	52	25
		NK355236	35	52	36
		NK42/20	42 mm	52 mm	20 mm	0,2 mm	30000 N	49000 N	8600 N	10900 U/min	6600 U/min	85,8 g
		NK42/30	42 mm	52 mm	30 mm	0,3 mm	44500 N	82000 N	15200 N	10900 U/min	6400 U/min	130 g
		NK43/20	43 mm	53 mm	20 mm	0,3 mm	30500 N	51000 N	8900 N	10700 U/min	6500 U/min	86 g
		NK43/30	43 mm	53 mm	30 mm	0,3 mm	45500 N	85000 N	15800 N	10700 U/min	6300 U/min	133 g
		NK405530	40	55	30
		NK45/20	45 mm	55 mm	20 mm	0,3 mm	35000 N	62000 N	10800 N	10200 U/min	5900 U/min	85,3 g
		NK45/30	45 mm	55 mm	30 mm	0,3 mm	52000 N	103000 N	19100 N	9800 U/min	5400 U/min	132 g
		NK47/20	47 mm	57 mm	20 mm	0,3 mm	32500 N	56000 N	9900 N	9800 U/min	6000 U/min	94,5 g
		NK47/30	47 mm	57 mm	30 mm	0,3 mm	48500 N	94000 N	17500 N	9800 U/min	5800 U/min	142 g
		NK 50/25	50 mm	62 mm	25 mm	0,3 mm	48500 N	87000 N	14800 N	9200 U/min	5700 U/min	146 g
		NK 50/35	50 mm	62 mm	35 mm	0,6 mm	67000 N	132000 N	23900 N	8800 U/min	4900 U/min	207 g
		NK506825	50 mm	68 mm	25 mm	0,6 mm	43500 N	80000 N	14000 N	8400 U/min	5200 U/min	160 g
		NK55/35	55 mm	68 mm	25 mm	0,6 mm	45500 N	82000 N	14000 N	8400 U/min	5200 U/min	180 g
		NK60/25	55 mm	68 mm	35 mm	0,6 mm	60000 N	118000 N	21300 N	8400 U/min	5200 U/min	250 g
		NK60/35	60 mm	72 mm	35 mm	0,6 mm	63000 N	130000 N	23500 N	7700 U/min	4800 U/min	258 g
		NK65/25	65 mm	78 mm	25 mm	0,6 mm	50000 N	98000 N	16700 N	7200 U/min	4500 U/min	221 g
		NK65/35	65 mm	78 mm	35 mm	0,6 mm	66000 N	142000 N	25500 N	7200 U/min	4450 U/min	310 g
		NK68/25	68 mm	82 mm	25 mm	0,6 mm	49500 N	89000 N	15200 N	6800 U/min	4500 U/min	241 g
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