基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
45	85	19	N209
45	85	19	NUP209EW
45	85	19	NJ209EW
45	85	19	NU209EW
45	75	16	NF1009
45	75	16	N1009
45	75	16	NU1009
40	110	27	NF408
40	110	27	N408
40	110	27	NUP408
40	110	27	NJ408
40	110	27	NU408
40	90	33	NUP2308ET
40	90	33	NUP2308
40	90	33	NJ2308ET
40	90	33	NJ2308
40	90	33	NU2308ET
40	90	33	NU2308
40	90	23	NF308
40	90	23	N308
40	90	23	NUP308EW
40	90	23	NJ308EW
40	90	23	NU308EW
40	80	23	NUP2208ET
40	80	23	NUP2208
40	80	23	NJ2208ET
40	80	23	NJ2208
40	80	23	NU2208ET
40	80	23	NU2208
40	80	18	NF208