基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
0	85	35	NK70/35
0	85	25	NK70/25
60	82	35	NK68/35
60	82	25	NK68/25
0	78	35	NK65/35
0	78	25	NK65/25
55	72	35	NK60/35
55	72	25	NK60/25
50	68	35	NK55/35
50	68	25	NK55/25
45	62	35	NK50/35
45	62	25	NK50/25
42	57	30	NK47/30
42	57	20	NK47/20
40	55	30	NK45/30
40	55	20	NK45/20
38	53	30	NK43/30
120	165	45	NA4924
110	150	40	NA4922
100	140	40	NA4920
95	130	35	NA4919
90	125	35	NA4918
85	120	35	NA4917
80	110	30	NA4916
75	105	30	NA4915
70	100	30	NA4914
65	90	25	NA4913
60	85	25	NA4912
55	80	25	NA4911
50	72	22	NA4910