NKI and NK heavy duty needle roller bearings supplier-Zhihua

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0086-519-86382158

info@czhbearings.com

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0086-519-86382158

E-mail:
info@czhbearings.com

NKI NK type heavy duty needle roller bearings

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Product Details

NKI NK type heavy duty needle roller bearings consist of a machined and ground channel-shaped outer ring with a component of needle rollers retained and guided by a cage. The high-strength cage.The high-strength cage retains and guides the rollers. An optional groove and hole in the outer ring facilitate relubrication.These NKI NK type heavy duty needle roller bearings can be used with or without a machined or ground inner ring, depending on the suitablility of the shaft as a raceway surface.

Shaft Dia	Part Number					Dimensions			Load Rating		Limiting speed	Weight(g)
Shaft Dia	Part Number					Fw	D	C	Co	Cor	Limiting speed	Weight(g)
mm	NK	NKS	RNA49	RNA69	RNA48	mm			N		RPM	NK	NKS	RNA49	RNA69	RNA48
5	NK5/10TN					5	10	10	2650	1920	39000	3.1
5	NK5/12TN					5	10	12	3400	2650	39000	3.7
6	NK6/10TV					6	12	10	2950	2280	36500	4.7
6	NK6/12TV					6	12	12	3800	3150	36500	5.7
7	NK7/10TV					7	14	10	3250	2650	34500	6.9
7	NK7/12TV					7	14	12	4150	3600	34500	8.2
8	NK8/12TV					8	15	12	4450	4100	32500	8.7
8	NK8/16TV					8	15	16	5800	5800	32500	12
9	NK9/12TV					9	16	12	5100	5000	31000	10.3
9	NK9/16TV					9	16	16	6600	7100	31000	12.8
10	NK10/12TV					10	17	12	5300	5500	29500	10.1
10	NK10/16TV					10	17	16	7000	7800	29500	13.3
12	NK12/12					12	19	12	7200	7100	26500	12.1
12	NK12/16					12	19	16	10100	11000	26500	15.9
14	NK14/16					14	22	16	11400	11500	24600	20.7
14	NK14/20					14	22	20	14500	15600	24600	25.5
			RNA4900			14	22	13	9600	9200	23600			16.5
15	NK15/16					15	23	16	12100	12700	23900	21.8
15	NK15/20					15	23	20	15400	17200	23900	26.6
16	NK16/16					16	24	16	12800	13900	23200	22.4
	NK16/20					16	24	20	16300	18800	23200	28.4
						16	24	13	10600	10900	23200			17.4
						16	24	22	18100	21600	23200				31
17	NK17/16					17	25	16	13500	15000	22600	23.7
17	NK17/20					17	25	20	17100	20400	22600	29.8
18	NK18/16					18	26	16	14100	16200	22100	24.9
18	NK18/20					18	26	20	17900	22000	22100	31.4
19	NK19/16					19	27	16	14700	17400	21600	26.1
19	NK19/20					19	27	20	18700	23600	21600	32.2
20	NK20/16					20	28	16	14600	17500	21100	27
	NK20/20					20	28	20	18600	23800	21100	33.9
						20	28	13	12000	13600	20400			21.7
						20	28	13	19500	25500	20400				39.7
						20	32	20	26000	25000	20400		48.7
21	NK21/16					21	29	16	15200	18700	20600	28.1
21	NK21/20					21	29	20	19300	25500	20600	35.2
22	NK22/16					22	30	16	15800	19900	20000	30
22	NK22/20					22	30	20	20000	27000	20000	37
22						22	30	13	12400	14600	18800			22.2
						22	30	23	21100	29000	18800				42.4
						22	35	20	27500	28000	17200		61.5
24	NK24/16					24	32	16	16900	22300	18500	31.9
	NK24/20					24	32	20	21400	30500	18500	40
						24	37	20	29500	31000	16100		65.5
25	NK25/16					25	33	16	16800	22400	17800	32.6
	NK25/20					25	33	20	21300	30500	17800	42
						25	37	17	23700	25500	15800			52.3
						25	37	30	40500	51000	15800				100
						25	38	20	31000	33500	15600		68.1
26	NK26/16					26	34	16	17300	23600	17200	34
26	NK26/20					26	34	20	22000	32000	17200	42
28	NK28/20					28	37	20	24800	34000	15800	52.2
	NK28/30					28	37	30	37000	57000	15800	82
						28	39	17	26000	29500	14600			50.2
						28	39	30	42000	55000	14600				98
						28	42	20	32500	36500	14000		83.6
29	NK29/20TV					29	38	20	27500	39000	15300	50
29	NK29/30					29	38	30	37000	57000	15300	84.3
30	NK30/20TV					30	40	20	28000	41000	14800	61
	NK30/30TV					30	40	30	42000	69000	14800	92.4
						30	42	17	26500	31500	13600			61
						30	42	30	44000	59000	13600				112
						30	45	22	36500	40000	13100		104
32	NK32/20TV					32	42	20	29500	44500	14000	64
	NK32/30					32	42	30	39000	63000	14000	102
						32	45	17	27500	33500	12700			73.2
						32	45	30	45500	63000	12700				135
						32	47	22	38000	43500	12400		110
35	NK35/20TV					35	45	20	31000	48500	12900	69.4
35	NK35/30TV					35	45	30	46000	81000	12300	106
35			RNA4906			35	47	17	28500	35500	12000			69.4
				RNA6906		35	47	30	49000	71000	12000				126
		NKS35				35	50	22	39500	47000	11500		118
37	NK37/20					37	47	20	28000	43500	12300	77
	NK37/30					37	47	30	42000	73000	12300	113
		NKS37				37	52	22	41500	50000	11000		123
38	NK38/20					38	48	20	29000	45000	12000	79.4
38	NK38/30					38	48	30	43000	76000	12000	116
40	NK40/20TV					40	50	20	33500	56000	11400	78
	NK40/30					40	50	30	44000	79000	11400	125
			RNA49/32			40	52	20	34500	47500	10700			89.1
				RNA69/32-ZW		40	52	36	53000	82000	10700				162
		NKS40				40	55	22	42500	54000	10300		129
42	NK42/20					42	52	20	30000	49000	10900	85.8
	NK42/30					42	52	30	44500	82000	10900	130
			RNA4907			42	55	20	35500	50000	10100			107
				RNA6907/ZW		42	55	36	54000	86000	10100				193
43	NK43/20					43	53	20	30500	51000	10700	86
	NK43/30					43	53	30	45500	85000	10700	133
		NKS43				43	58	22	44000	57000	9700		139
45	NK45/20					45	55	20	35000	62000	10200	85.3
	NK45/30					45	55	30	52000	103000	9800	132
		NKS45				45	60	22	45500	60000	9300		145
47	NK47/20					47	57	20	32500	56000	9800	94.5
47	NK47/30					47	57	30	48500	94000	9800	142
48			RNA4908			48	62	22	48500	67000	8900			140
48				RNA6908-ZW		48	62	40	74000	116000	8900				256
50	NK50/25					50	62	25	48500	87000	9200	153.7
	NK50/35					50	62	35	67000		8800	215.4
		NKS50				50	65	22	48000	67000	8500		157
52			RNA4909			52	68	22	51000	73000	8200			182
52				RNA6909		52	68	40	79000		8200				338
55	NK55/25					55	68	25	45500	82000	8400	188.2
	NK55/35					55	68	35	60000	118000	8400	263.7
		NKS55				55	72	22	51000	74000	7700		221
58			RNA4910			58	72	22	53000	80000	7500			163
58				RNA6910		58	72	40	82000	139000	7500				310
60	NK60/25					60	72	25	53000	80000	7400	181.3
	NK60/35					60	72	35	63000	130000	7700	254
		NKS60				60	80	28	71000	98000	7000		335
63			RNA4911			63	80	25	65000	100000	6900			255
63				RNA6911		63	80	45	102000	176000	6900				470
65	NK65/25					65	78	25	50000	98000	7200	218.8
	NK65/35					65	78	35	66000	142000	7200	306.5
		NKS65				65	85	28	75000	108000	6500		356
68	NK68/25					68	82	25	49500	89000	6800	245
	NK68/35					68	82	35	70000	139000	6800	343.3
			RNA4912			68	85	25	68000	108000	6400			275
				A6912		68	85	45	106000	191000	6400				488
70	NK70/25					70	85	25	50000	92000	6600	277.2
	NK70/35					70	85	35	71000	144000	6600	388.5
		NKS70				70	90	28	77000	113000	6100		380
72			RNA4913			72	90	25	69000	112000	6000			312
72				RNA6913		72	90	45	108000	198000	6000				580
73	NK73/25					73	90	25	60000	100000	6300	319.4
73	NK73/35					73	90	35	85000	156000	6300	448.4
75	NK75/25					75	92	25	61000	104000	6100	327.5
	NK75/35					75	92	35	87000	162000	6100	459.8
		NKS75				75	95	28	81000	123000	5800		402
80	NK80/25					80	95	25	63000	119000	5800	301
	NK80/35					80	95	35	89000	184000	5800	425
			RNA4914			80	100	30	95000	156000	5400			460
80				RNA6914-ZW		80	100	54	145000	265000	5400				857
85	NK85/25					85	105	25	78000	123000	5400	425
	NK85/35					85	105	35	111000	193000	5400	600
			RNA4915			85	105	30	97000	162000	5200			489
				RNA6915-ZW		85	105	54	147000	275000	5200				935
90	NK90/25					90	110	25	81000	132000	5100	450
	NK90/35					90	110	35	116000	208000	5100	630
				RNA4916		90	110	30	101000	174000	4900			516
90				RNA6916-ZW		90	110	54	153000	300000	4900			987
95	NK95/26					95	115	26	83000	137000	4850	490
95	NK95/36					95	115	36	121000	223000	4850	680
100	NK100/26					100	120	26	86000	146000	4600	515
	NK100/36					100	120	36	12500	237000	4600	715
			RNA4917			100	120	35	12500	237000	4450			657
				A17-ZW		100	120	63	188000	400000	4450				1200
105	NK105/26					105	125	26	89000	155000	4400	540
	NK105/36					105	125	36	12900	250000	4400	715
			RNA4918			105	125	35	12900	250000	4250			745
				RNA6917-ZW		105	125	63	195000	425000	4250				1330
110	NK110/30					110	130	30	111000	210000	4200	650
	NK110/40					110	130	40	143000	290000	4200	830
			RNA4919			110	130	35	131000	260000	4100			719
				RNA6919-ZW		110	130	63	197000	440000	4100				1460
115			RNA4920			115	140	40	144000	270000	4000			1150
120					RNA4822	120	140	30	106000	216000	3750					670
125			RNA4922			125	150	40	149000	290000	3700			1240
130					RNA4824	130	150	30	112000	23ω00	3500					730
135			RNA4924			135	165	45	205000	390000	3400			1860
145					RNA4826	145	165	35	134000	310000	3150					990
150			RNA4926			150	180	50	229000	470000	3100			2210
155					RNA4828	155	175	35	136000	325000	2950					1050
160			RNA4928			160	190	50	237000	500000	2900			2350
165					RNA4830	165	190	40	172000	400000	2750					1600
175					RNA4832	175	200	40	181000	435000	2600					1700
185					RNA4834	185	215	45	209000	510000	2450					2540
195					RNA4836	195	225	45	219000	550000	2330					2680
210					RNA4838	210	240	50	255000	690000	2180					3210
220					RNA4840	220	250	50	260000	720000	2090					3350
240					RNA4844	240	270	50	275000	790000	1920					3620
265					RNA4848	265	300	60	400000	1080000	1730					5400
285					RNA4852	285	320	60	415000	1160000	1620					5800
305					RNA4856	305	350	69	510000	1300000	1500					9300

Shaft Dia	Part Number					Dimensions				Load Rating		Limiting speed	Weight(g)
Shaft Dia	Part Number					d	F	D	B	Co	Cor	Limiting speed	Weight(g)
mm	NKI	NKIS	NA49	NA69	NA48	mm				N		RPM	NKI	NKIS	NA49	NA69	NA48
5	NKI5/12TV					5	8	15	12	4450	4100	32500	12
5	NKI5/16TV					5	8	15	16	5800	5800	32500	15
6	NKI6/12TV					6	9	16	12	5100	5000	31000	14
6	NKI6/16TV					6	9	16	16	6600	7100	31000	17
7	NKI7/12TV					7	10	17	12	5300	5500	29500	14
7	NKI7/16TV					7	10	17	16	7000	7800	29500	18
9	NKI9/12					9	12	19	12	7200	7100	26500	17
9	NKI9/16					9	12	19	16	10100	11000	26500	22
10	NKI10/16					10	14	22	16	11400	11500	24600	29.4
	NKI10/20					10	14	22	20	14500	15600	24600	37
			NA4900			10	14	22	13	9600	9200	25000			23
12	NKI12/16					12	16	24	16	12800	13900	23200	33
	NKI12/20					12	16	24	20	16300	18800	23200 23600	42
			NA4901			12	16	24	13	10600	10900				26
				NA6901		12	16	24	22	18100	21600	23600				46
15	NKI15/16					15	19	27	16	14700	17400	21600	39
	NKI15/20					15	19	27	20	18700	23600	21600	49
			NA4902			15	20	28	13	12000	13600	21600			34
				NA6902		15	20	28	23	19500	25500	21600				64
		NKIS 15				15	22	35	20	27500	28000	19600		92
17	NKI17/16					17	21	29	16	15200	18700	20600	42.4
	NKI17/20					17	21	29	20	19300	25500	20600	53.4
			NA4903			17	22	30	13	12400	14600	20600	37		37
				NA6903		17	22	30	23	21100	29000	20600	72			72
		NKIS 17				17	24	37	20	29500	31000	18100		98
20	NKI20/16					20	24	32	16	16900	22300	18500	49
	NKI20/20					20	24	32	20	21400	30500	18500	61
			NA4904			20	25	37	17	23700	25500	17200			75
				NA6904		20	25	37	30	40500	51000	17200				141
		NKIS 20				20	28	42	20	32500	36500	15800		129
22	NKI22/16					22	26	34	16	17300	23600	17200	52
	NKI22/20					22	26	34	20	22000	32000	17200	65.4
			NA49/22			22	28	39	17	26000	29500	16100	80
				NA69/22		22	28	39	30	42000	55000	16100	150
25	NKI25/20					25	29	38	20	27500	39000	15300	76
25	NKI25/30					25	29	38	30	37000	57000	15300	124
			NA4905			25	30	42	17	26500	31500	14600			88
				NA6905		25	30	42	30	44000	59000	14600				161
		NKIS 25				25	32	47	22	38000	43500	13600		162
28	NKI28/20					28	32	42	20	29500	44500	14000	92.4
	NKI28/30					28	32	42	30	39000	63000	14000	146
			NA49/28			28	32	45	17	27500	33500	13400	98
				NA69/28		28	32	45	30	45500	63000	13400	182
30	NKI30/20					30	35	45	20	31000	48500	12900	108
	NKI30/30					30	35	45	30	46000	81000	12900	165
			NA4906			30	35	47	17	28500	35500	12700			101
				NA6906		30	35	47	30	49000	71000	12700				192
30		NKIS 30				30	37	52	22	41500	50000	12000		184
32	NKI32/20					32	37	47	20	28000	43500	12300	118
	NKI32/30					32	37	47	30	42000	73000	12300	180
			NA49/32			32	40	52	20	34500	47500	11700	158
				NA69/32		32	40	52	36	53000	82000	11700	288
35	NKI35/20					35	40	50	20	33500	56000	11400	122
	NKI35/30					35	40	50	30	44000	79000	11400	193
			NA4907			35	42	55	20	35500	50000	10900			170
				NA6907		35	42	55	36	54000	86000	10900				310
		NKIS 35				35	43	58	22	44000	57000	10500		220
38	NKI38/20					38	43	53	20	30500	51000	10700	136
38	NKI38/30					38	43	53	30	45500	85000	10700	207
40	NKI40/20					40	45	55	20	35000	62000	10200	136
	NKI40/30					40	45	55	30	52000	10300	10200	216
			NA4908			40	48	62	22	48500	67000	9600			230
				NA6908		40	48	62	40	74000	116000	9600				430
		NKIS 40				40	50	65	22	48000	67000	9300		281
42	NKI42/20					42	47	57	20	32500	56000	9800	148
42	NKI42/30					42	47	57	30	48500	94000	9800	222
45	NKI45/25					45	50	62	25	48500	87000	9200	217
	NKI45/35					45	50	62	35	67000	132000	9200	308
			NA4909			45	52	68	22	51000	73000	8700			271
				NA6909		45	52	68	40	79000	127000	8700				495
45		NKIS45				45	55	72	22	51000	74000	8400		336
50	NKI50/25					50	55	68	25	45500	82000	8400	270
	NKI50/35					50	55	68	35	60000	118000	8400	379
			NA4910			50	58	72	22	53000	80000	8000			274
				NA6910		50	58	72	40	82000	139000	8000				515
		NKIS 50				50	60	80	28	71000	98000	7500		518
55	NKI55/25					55	60	72	25	53000	103000	7700	255
	NKI55/35					55	60	72	35	63000	130000	7700	379
			NA4911			55	63	80	25	65000	100000	7300			393
				NA6911		55	63	80	45	102000	176000	7300				780
		NKIS 55				55	65	85	28	75000	108000	7000		558
60	NKI60/25					60	68	82	25	49500	89000	6800	394
	NKI60/35					60	68	82	35	70000	139000	6800	553
			NA4912			60	68	85	25	68000	108000	6800			426
				NA6912		60	68	85	45	106000	191000	6800				808
		NKIS 60				60	70	90	28	77000	113000	6500		560
65	NKI65/25					65	73	90	25	60000	100000	6300	467
	NKI65/35					65	73	90	35	85000	156000	6300	659
			NA4913			65	72	90	25	69000	112000	6300			456
				NA6913		65	72	90	45	108000	198000	6300				833
		NKIS 65				65	75	95	28	81000	123000	6100		641
70	NKI70/25					70	80	95	25	63000	119000	5800	521
	NKI70/35					70	80	95	35	89000	184000	5800	737
			NA4914			70	80	100	30	95000	156000	5800			728
70				NA6914		70	80	100	54	145000	265000	5800				1340
75	NKI75/25					75	85	105	25	78000	123000	5400	641
	NKI75/35					75	85	105	35	111000	193000	5400	908
			NA4915			75	85	105	30	97000	162000	5400			775
				NA6915		75	85	105	54	147000	275000	5400				1450
80	NKI80/25					80	90	110	25	81000	132000	5100	677
	NKI80/35					80	90	110	35	116000	208000	5100	959
			NA4916			80	90	110	30	101000	174000	5200			878
				NA6916		80	90	110	54	153000	300000	5200				1522
85	NKI85/26					85	95	115	26	83000	137000	4850	734
85	NKI85/36					85	95	115	36	121000	223000	4850	1040
85			NA4917			85	100	120	35	125000	237000	4800			1250
85				NA6917		85	100	120	63	188000	400000	4800				2200
90	NKI90/26					90	100	120	26	86000	146000	4600	778
	NKI90/36					90	100	120	36	125000	237000	4600	1090
			NA4918			90	105	125	35	129000	250000	4550			1312
				NA6918		90	105	125	63	195000	425000	4550				2310
95	NKI95/26					95	105	125	26	89000	155000	4400	816
	NKI95/36					95	105	125	36	129000	250000	4400	1145
			NA4919			95	110	130	35	131000	260000	4350			1371
				NA6919		95	110	130	63	197000	440000	4350				2500
100	NKI100/30					100	110	130	30	111000	210000	4200	990
	NKI100/40					100	110	130	40	143000	290000	4200	1330
			NA4920			100	115	140	40	144000	270000	4100			1900
110			NA4922			110	125	150	40	149000	290000	3750			2070
110					NA4822	110	120	140	30	106000	216000	3900
120			NA4924			120	135	165	45	205000	390000	3450			2860
120					NA4824	120	130	150	30	112000	239000	3650
130			NA4926			130	150	180	50	229000	470000	3150			3900
130					NA4826	130	145	165	35	134000	310000	3300
140			NA4928			140	160	190	50	237000	500000	2950			4150
140					NA4828	140	155	175	35	136000	325000	3100
150					NA4830	150	165	190	40	172000	400000	2900
160					NA4832	160	175	200	40	181000	435000	2700
170					NA4834	170	185	215	45	209000	510000	2550
180					NA4836	180	195	225	45	219000	550000	2420
190					NA4838	190	210	240	50	255000	690000	2280
200					NA4840	200	220	250	50	260000	720000	2150
220					NA4844	220	240	270	50	275000	790000	1980
240					NA4848	240	265	300	60	400000	1080000	1780
260					NA4852	260	285	320	60	415000	1160000	1660
280					NA4856	280	305	350	69	510000	1300000	1540
300					NA4860	300	330	380	80	700000	1770000	1420
320					NA4864	320	350	400	80	710000	1850000	1340
340					NA4868	340	370	420	80	730000	1940000	1270
360					NA4872	360	390	440	80	740000	2020000	1210
380					NA4876	380	415	480	100	1130000	2900000	1130