基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
41.275	50.8	15.875	SCE2610
40	47	20	HN4020
40	47	20	HK4020
40	47	20	HK4020-2RS
40	47	18	HK4018-RS
40	47	16	HK4016
40	47	16	HK4016-2RS
40	47	12	HK4012
38.1	47.625	38.1	SCE2424-PP
38.1	47.625	34.92	SCE2422-P
38.1	47.625	31.75	SCE2420
38.1	47.625	25.4	SCE2416
38.1	47.625	25.4	SCE2416-P
38.1	47.625	22.225	SCE2414
38.1	47.625	22.225	SCE2414-P
38.1	47.625	19.05	SCE2412
38.1	47.625	15.875	SCE2410
38.1	47.625	12.7	SCE248
35	42	20	HN3520
35	42	20	HK3520
35	42	20	HK3520-2RS
35	42	18	HK3518-RS
35	42	16	HK3516
35	42	16	HK3516-2RS
35	42	12	HK3512
34.925	44.45	25.4	SCH2216
34.925	44.45	19.05	SCH2212
34.925	41.275	31.75	SCE2220
34.925	41.275	25.4	SCE2216
34.925	41.275	19.05	SCE2212