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Home > Needle Roller Bearings > Heavy Duty Needle Roller Bearings Without Inner RingNK,NKS,RNA49,RNA69series

Shaft diameter	Bearing Designation		Mass Approx	Boundary Dimensions			Basic Load Rating		Limiting Speed
Shaft diameter	Current	Original Code	Mass Approx	Fw	D	C	Cr Dynamic	Cor Static	Oil
mm	Current	Original Code	g	mm			N		rpm
5	NK5/10 TN		2.9	5	10	10	2100	1400	36780
8	NK8/12 TN		8.3	8	15	12	3050	3650	29112
10	NK10/12 TN	4624097K	10	10	17	12	4750	5350	23500
10		5624097	16.6	10	17	15	4860	7100	23500
12	NK12/12	644097	11.8	12	19	12	6050	6400	21640
		5624098	15.4	12	19	15	6400	7100	21640
	NK12/16		16.8	12	19	16	8200	9800	21640
14	NK14/16	4624900K	20.8	14	22	16	8260	9600	18322
	NKS14		27	14	25	16	10400	10800	17652
	RNA4900	4624900	24.4	14	22	13	8060	9000	18322
	RNA6900	6634900	29.1	14	22	22	8281	11612	18322
15	NK15/12	644800K	18.5	15	23	12	8600	10070	21004
	RNA152815		31.7	15	28	15	13600	17200	100231
		7948/15	16.1	15	22	12	8200	9800	8412
		644302	18.2	15	25	12	10600	13500	17144
16	NK16/16		20.8	16	24	16	9030	11900	15522
	NK16/20	624701	23.9	16	24	20	10400	16800	15522
	RNA4901	4624901	16.6	16	24	13	6400	8900	15522
	RNA6901	6634901	28.7	16	24	22	14000	18600	15522
	NKS16		30	16	28	16	14900	15000	20000
17	NK17/16	644903K	21.5	17	25	16	9000	13500	14163
18	NK18/20		30.5	18	26	20	10500	13800	13628
20	NK20/16	644802	25.7	20	28	16	11500	13400	12716
	NK20/20	624802	29.3	20	28	20	12400	21800	12716
	NK202616		20.8	20	26	16	9600	10800	9125
	NK202620		17.2	20	26	20	10500	11900	9125
	NKS20		46.8	20	32	20	20000	22000	18000
	NK203312SX		29.1	20	33	12	13000	17500	11124
		6624101	24.3	20	28	25	11000	12900	12716
	RNA4902	4624902	20.5	20	28	13	10800	12800	12716
	RNA6902	6634902	35.4	20	28	23	13000	25000	12716
22	NK22/16	NK223016	29.2	22	30	16	13500	18000	11527
		NK223516	34.6	22	35	16	18600	20800	12711
	NKS22		60.2	22	35	20	21500	25000	17000
	RNA4903	4644903	20.7	22	30	13	12000	16800	16300
	RNA6903	6634903	39.8	22	30	23	14000	19900	16300
		624703	53	22	35	25	24500	28000	14187
		634704L	42.5	22	30	30	17700	27000	16300
		644704	27.4	22	28	16	10500	15050	15172
		NK223516	49.4	22	35	16	18600	20800	16522
23		634704KA	37.5	23	30	30	18600	29000	15711
25	NK25/16	624904	30	25	33	16	12900	20400	15000
	NK25/20	644804	38.4	25	33	20	16800	28500	15000
	RNA4904	4644904	50.8	25	37	17	11912	16594	14060
	RNA6904	6634904	97.7	25	37	30	26000	43000	14060
	NKS25		65	25	38	20	25800	31000	16300
		624704	100.1	25	35	25	14900	22400	14060
		644804K	63	25	33	30	18800	20500	14060
26	NK26/16		30	26	34	16	15000	23000	16300
26	NK26/20		40	26	34	20	17000	30000	16300
28	RNA283833		99.8	28	38	33	33000	57000	12000
		F3833	99.8	28	38	33	33000	57000	12000
	NKS28		80	28	42	20	25900	33500	14600
30	NK30/20	644805	57.9	30	40	20	20600	32000	12066
	NK30/30		95	30	40	30	31500	50000	14500
	RNA4905	4624905	57	30	42	17	13452	20475	12066
	RNA6905	6634905	106.5	30	42	30	26300	31750	12066
		624905K	68	30	42	20	15400	24500	12066
32	NK32/20	624705	75.4	32	42	20	17500	33500	12066
	RNA49/28	46449/32K	80	32	45	17	17400	30050	12000
	NKS32		100	32	47	22	31000	40000	12100
	RNA69/28		125	32	45	30	39500	61300	13100
		644906	42	32	38	11	10750	30500	12000
		644706	193	32	50	35	40500	63000	12000
35	NK35/20	644806	70	32	45	20	13851	26900	12000
	RNA4906	4624906	62.8	35	47	17	17000	30500	12000
	RNA6906	6634906	116	35	47	30	35000	67000	12000
		644907	161	35	51	32	43500	71000	11680
37		624706	154	37	52	22	28500	45500	9027
40	NK40/20		78.9	40	50	20	19600	43000	8881
	NK40/30		120	40	50	30	22200	51350	8881
	RNA69/32	66349/32	147	40	52	36	25500	68500	8881
42	NK42/20		83	42	52	20	23900	45000	10000
	NK42/30		125	42	52	30	27000	49000	10000
	RNA4907	4624907	99.3	42	55	20	19800	41500	8710
	RNA6907	6634907	160	42	55	36	26000	60500	8710
		644708	148	42	65	22	31500	51000	8710
43	NK43/20		84	43	53	20	25700	75000	10000
43	NK43/30		126	43	53	30	39000	75000	10000
45	NK45/20	644808	81.5	45	55	20	19800	46500	7650
		624708	75.3	45	55	22	20500	49600	7650
		46449/38	80	45	58	20	21600	50500	7650
48	RNA4908	4644908	132	48	62	22	31036	63873	8120
48	RNA6908	6634908	238	48	62	40	64000	112000	8120
50	NK50/25		167	50	62	25	28000	67000	8140
	NK50/35		236	50	62	35	32000	70100	8140
		624708K	328	50	65	34	40000	62000	8140
52	RNA4909	4624909	163	52	68	22	37000	69500	7625
52	RNA6909	6634909	308	52	68	40	61500	123500	7625
55	NK55/25		167	55	68	25	30600	60800	7625
55		624709	210	55	68	25	36000	68000	7625
58	RNA4910	4644910	161	58	72	22	41000	72000	7500
58	RNA6909	6634910	296	58	72	40	68000	135000	7500
60	NK60/25		154	60	72	25	39000	86000	7000
63	RNA4911	4644911	241	63	80	25	50600	96580	6340
63	RNA6911	6634911	430	63	80	45	82560	172000	6340
68	RNA4912	4644912	257	68	85	25	52800	91050	6100
68	RNA6912	6634912	436	68	85	45	88500	186000	6100
72	RNA4913	4644913	300	72	90	25	57500	110500	6100
72	RNA6913	6634913	571	72	90	45	87600	194500	6100
80	RNA4914	4644914	400	80	100	30	79000	154000	5130
80	RNA6914	6634914	815	80	100	54	121000	263000	5130
85	RNA4915	4644915	472	85	105	30	82000	158000	5130
85	RNA6915	6634915	923	85	105	54	128000	272000	5130
90	RNA4916	4644916	496	90	110	30	81000	170500	4927
90	RNA6916	6634916	978	90	110	54	130500	280600	4927
96		SG-421	496	96	115	29	73000	137000	4600
100	RNA4917	4644917	608	100	120	35	98000	207000	4600
100	RNA6917	6634917	1112	100	120	63	161000	337000	4600
105	RNA4918	4644918	713	105	125	35	98500	239000	4000
105	RNA6918	6634918	1250	105	125	63	174000	38000	4000
110	RNA4919	4644919	685	110	130	35	112000	245000	3870
110	RNA6919	6634919	1325	110	130	63	196000	400000	3870
115	RNA4920	4624920	1006	115	140	40	120000	264000	3710
125	RNA4922	6634922	1200	125	150	40	12400	270000	3350
135	RNA4924	4644924	1760	135	165	45	174000	386000	2920
160	RNA4928	4644928	2350	160	190	50	200000	460000	2900

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