基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
55	120	43	NU2311
55	120	29	NF311
55	120	29	N311
55	120	29	NUP311EW
55	120	29	NJ311EW
55	120	29	NU311EW
55	100	25	NUP2211ET
55	100	25	NUP2211
55	100	25	NJ2211ET
55	100	25	NJ2211
55	100	25	NU2211ET
55	100	25	NU2211
55	100	21	NF211
55	100	21	N211
55	100	21	NUP211EW
55	100	21	NJ211EW
55	100	21	NU211EW
55	90	18	N1011
55	90	18	NJ1011
55	90	18	NU1011
50	130	31	NF410
50	130	31	N410
50	130	31	NUP410
50	130	31	NJ410
50	130	31	NU410
50	110	40	NUP2310ET
50	110	40	NUP2310
50	110	40	NJ2310ET
50	110	40	NJ2310
50	110	40	NU2310ET