基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
35	62	20	NN3007
30	55	19	NN3006
35	62	20	NN3007K
30	55	19	NN3006K
40	68	21	NN3008
35	62	20	NN3007
40	68	21	NN3008K
35	62	20	NN3007K
45	75	23	NN3009
130	230	40	NUP226
140	250	42	NUP228E
130	230	40	NUP226E
150	270	45	NUP230
140	250	42	NUP228
150	270	45	NUP230E
140	250	42	NUP228E
20	52	21	NUP2304
150	270	45	NUP230
20	52	21	NUP2304E
150	270	45	NUP230E
25	62	24	NUP2305
20	52	21	NUP2304
25	62	24	NUP2305E
20	52	21	NUP2304E
30	72	27	NUP2306
25	62	24	NUP2305
30	72	27	NUP2306E
25	62	24	NUP2305E
35	80	31	NUP2307
130	180	50	NNU4926K