基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
100mm	215mm	77.5mm	32320U
85mm	180mm	63.5mm	32317U
95mm	200mm	71.5mm	32319U
80mm	170mm	61.5mm	32316U
90mm	190mm	67.5mm	32318U
70mm	125mm	26.25mm	4T-30214
100mm	180mm	37.5mm	ntn100x180x37.5
130mm	230mm	145mm	432226XU
75mm	130mm	27.25mm	4T-30215
85mm	150mm	86mm	432217XU
95mm	170mm	100mm	432219XU
70mm	125mm	74mm	432214U
80mm	140mm	78mm	432216XU
65mm	120mm	73mm	432213U
75mm	130mm	74mm	432215U
60mm	110mm	66mm	432212U
70mm	125mm	74mm	432214U
55mm	100mm	60mm	432211U
65mm	120mm	73mm	432213U
50mm	90mm	55mm	432210U
60mm	110mm	66mm	432212U
80mm	140mm	33mm	22216
55mm	100mm	60mm	432211U
80mm	140mm	46mm	33216U
110mm	240mm	92.1mm	3322
75mm	130mm	33.25mm	32215U
85mm	150mm	38.5mm	32217U
70mm	125mm	33.25mm	32214U
80mm	140mm	35.25mm	32216U
65mm	120mm	32.75mm	32213U