基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
20	52	21	HR32304J
3	8	3	F693
20	52	15	HR30304J
3	8	2.5	MF83
20	52	15	30304D
3	7		F683AZZ
20	47	18	HR32204J
3	7	2	F683A
20	47	18	HR32204CJ
3	6		MF63ZZ
20	47	14	HR30204J
3	6	2	MF63
2.5	8		F602XZZ
20	47	14	HR30204C-A-
20	42	15	HR32004XJ
17	47	19	HR32303J
2.5	8	2.8	F602X
2.5	8	2.5	MF82X
17	47	14	HR30303J
2.5	7		F692XZZ
17	47	14	30303D
17	40	16	HR32203J
2.5	7	2.5	F692X
17	40	12	HR30203J
2.5	6		F682XZZ
15	42	13	HR30302J
15	35	11	30202
2.5	6	1.8	F682X
2	7		F602ZZ
2	7		MF72ZZ