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轴径	轴承型号	外 型 尺 寸				基本额定负荷		极限转速
		FW	D	C	rS	动	静	油润滑
						C	Co
mm		mm			Min.	N		rpm
5	+NK 5/10 TN	5	10	10	0.15	2350	1920	39000
	+NK 5/12 TN	5	10	12	0.15	3000	2650	39000
6	+NK 6/10 TN	6	12	10	0.15	2600	2280	37000
	+NK 6/12 TN	6	12	12	0.15	3350	3150	37000
7	+NK 7/10 TN	7	14	10	0.3	2850	2650	34000
	+NK 7/12 TN	7	14	12	0.3	3650	3600	34000
8	+NK 8/12 TN	8	15	12	0.3	3950	4100	32000
	+NK 8/16 TN	8	15	16	0.3	5100	5800	32000
	+NKS8TN	8	16	13	0.3	5000	4700	32000
9	+NK 9/12 TN	9	16	12	0.3	4500	5000	31000
	+NK 9/16 TN	9	16	16	0.3	5900	7100	31000
10	+NK 10/12 TN	10	17	12	0.3	4750	5500	29000
	+NK 10/16 TN	10	17	16	0.3	6200	7800	29000
	+NKS10TN	10	19	13	0.3	5800	6000	29000
12	NK 12/12	12	19	12	0.3	6400	7100	27000
	NK 12/16	12	19	16	0.3	9000	11000	27000
	+NKS12TN	12	22	16	0.6	9600	10400	26000
14	NK 14/16	14	22	16	0.3	10100	11500	25000
	NK 14/20	14	22	20	0.3	12800	15600	25000
	+NKS14	14	25	16	0.6	14400	13800	24000
	RNA 4900	14	22	13	0.3	8500	9200	25000
15	NK 15/16	15	23	16	0.3	10700	12700	24000
	NK 15/20	15	23	20	0.3	13600	17200	24000
	+NKS15	15	26	16	0.6	14400	14000	23000
16	NK 16/16	16	24	16	0.3	11300	13900	23000
	NK 16/20	16	24	20	0.3	14400	18800	23000
	+NKS16	16	28	16	0.6	15700	15800	22000
	RNA 4901	16	24	13	0.3	9400	10900	23000
	RNA 6901	16	24	22	0.3	16000	21600	23000
17	NK 17/16	17	25	16	0.3	11900	15000	23000
	NK 17/20	17	25	20	0.3	15100	20400	23000
18	NK 18/16	18	26	16	0.3	12500	16200	22000
	NK 18/20	18	26	20	0.3	15800	22000	22000
	+NKS18	18	30	16	0.6	16800	17700	21000
19	NK 19/16	19	27	16	0.3	13000	17400	22000
	NK 19/20	19	27	20	0.3	16500	23600	22000
20	NK20/16	20	28	16	0.3	13000	17500	21000
	NK20/20	20	28	20	0.3	16400	23800	21000
	NKS 20	20	32	20	0.6	23000	25000	20000
	RNA4902	20	28	13	0.3	10600	13600	21000
	RNA6902	20	28	23	0.3	17300	25500	21000
21	NK21/16	21	29	16	0.3	13500	18700	21000
	NK21/20	21	29	20	0.3	17100	25500	21000
22	NK22/16	22	30	16	0.3	14000	19900	20000
	NK22/20	22	30	20	0.3	17700	27000	20000
	NKS 22	22	35	20	0.6	24500	28000	18000
	RNA4903	22	30	13	0.3	11000	14600	20000
	RNA6903	22	30	23	0.3	18600	29000	20000
24	NK24/16	24	32	16	0.3	15000	22300	18000
	NK24/20	24	32	20	0.3	19000	30500	18000
	NKS24	24	34	20	0.6	26000	31000	17000
25	NK25/16	25	33	16	0.3	14900	22400	18000
	NK25/20	25	33	20	0.3	18800	30500	18000
	NKS 25	25	38	20	0.6	27500	33500	17000
	RNA4904	25	37	17	0.3	21000	25500	17000
	RNA6904	25	37	30	0.3	36000	51000	17000
26	NK26/16	26	34	16	0.3	15300	23600	17000
	NK26/20	26	34	20	0.3	19400	32000	17000
28	NK28/20	28	37	20	0.3	22000	34000	16000
	NK28/30	28	37	30	0.3	33000	57000	16000
	NKS28	28	42	20	0.6	28500	36500	15000
	RNA49/22	28	39	17	0.3	22800	29500	15000
	RNA69/22	28	39	30	0.3	37500	55000	15000
29	NK29/20	29	38	20	0.3	21900	34000	15000
	NK29/30	29	38	30	0.3	32500	57000	15000
30	NK30/20	30	40	20	0.3	22600	36000	15000
	NK30/30	30	40	30	0.3	33500	60000	15000
	NKS30	30	45	22	0.6	32000	40000	14000
	RNA4905	30	42	17	0.3	23600	31500	14000
	RNA6905	30	42	30	0.3	39000	59000	14000
32	NK32/20	32	42	20	0.3	23100	37500	14000
	NK32/30	32	42	30	0.3	34500	63000	14000
	NKS32	32	47	22	0.6	33500	43500	13000
	RNA49/28	32	45	17	0.3	24400	33500	14000
	RNA69/28	32	45	30	0.3	40500	63000	14000

TN=塑料保险架，允许运转温度：120℃连续地，150℃临时地，180℃短时地。1)对于脂润滑，允许值为表列数值的60%。

+有档圈，无润滑油孔和槽，如需要油孔和槽时，需在轴承代号上增加ASR1。

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