基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
180	250	69	NNU 4936 B/SPW33
269.875	381	282.575	BT4B 331168 B
266.7	355.6	230.188	BT4B 328209 G/HA1C455
180	250	69	NNU 4936 BK/SPW33
266.7	355.6	230.188	BT4-0014 G/HA1C400VA903
260.35	422.275	314.325	BT4B 331487 G/HA1
180	280	74	NN 3036 K/SPW33
170	230	60	NNU 4934 B/SPW33
260	440	298.5	BT4B 328551/HA1
170	230	60	NNU 4934 BK/SPW33
254	358.775	269.875	331275 B
170	260	67	NN 3034 K/SPW33
254	358.775	269.875	BT4B 329071 G/HA1VA901
160	220	60	NNU 4932 BK/SPW33
254	358.775	268.875	BT4-0039 E8/C355
244.475	327.025	193.675	330862 B
160	240	60	NN 3032 K/SPW33
241.478	349.148	228.6	330782 AG
240	338	248	BT4-0020/HA1
160	220	60	NNU 4932 B/SPW33
220.662	314.325	239.712	BT4-0040 E8/C355
150	210	60	NNU 4930 B/SPW33
220.662	314.325	239.712	331156 G
220	295	315	BT4-0035 E8/C355
150	210	60	NNU 4930 BK/SPW33
216.103	330.2	263.525	BT4B 328204/HA1
150	225	56	NN 3030 K/SPW33
206.375	282.575	190.5	BT4-0021 G/HA1
206.375	282.575	190.5	BT4-0013 G/HA1C400VA903
140	190	50	NNU 4928 B/SPW33