Size (in)	Size (mm)	Outer Diameter A (mm)	Flange Thickness B (mm)	Lapped Thickness C (mm)	Lapped ID D (mm)	PCD E (mm)	Lapped Radius G (mm)	No. of Bolts	Bolt Size UNC	Machine Bolt Length (mm)	RF Stud Length (mm)	Hole Size (in)	ISO Stud Size	Weight (kg)
½	15	90	30	16	22.9	60.3	11.2	3	4	50	55	5/8	M14	0.8
¾	20	100	38	16	28.2	69.9	12.7	3	4	50	65	5/8	M14	0.9
1	25	110	49	17	34.9	79.4	14.3	3	4	55	65	5/8	M14	0.9
1¼	32	115	59	21	43.7	88.9	15.9	5	4	55	70	5/8	M14	1.4
1½	40	125	65	22	50	98.4	17.5	6	4	65	70	5/8	M14	1.4
2	50	150	78	25	62.5	120.7	19.1	8	4	70	85	3/4	M16	2.3
2½	65	180	90	29	75.4	139.7	22.3	8	4	75	90	3/4	M16	3.2
3	80	190	108	30	91.4	152.4	23.9	10	4	75	90	3/4	M16	3.7
3½	90	215	122	32	104.1	177.8	23.9	11	8	75	90	3/4	M16	5
4	100	230	135	33	116.8	190.5	23.9	11	8	75	90	3/4	M16	5.9
5	125	255	164	36	144.4	215.9	23.9	11	8	85	95	7/8	M20	6.8
6	150	280	192	40	171.4	241.3	25.4	13	8	85	100	7/8	M20	8.6
8	200	345	246	44	222.2	298.5	28.6	13	8	90	110	7/8	M20	13.7
10	250	405	305	49	277.4	362	30.2	13	12	100	115	1	M24	19.5
12	300	485	365	56	328.2	431.8	31.8	13	12	100	120	1	M24	29
14	350	535	400	79	360.2	476.3	35	13	12	115	135	1 1/8	M27	41
16	400	595	457	87	411.2	539.8	36.6	13	16	115	135	1 1/8	M27	54
18	450	635	505	97	462.3	577.9	39.7	13	16	125	145	1 1/4	M30	59
20	500	700	559	103	514.4	635	42.9	13	20	140	160	1 1/4	M30	75
24	600	815	663	111	616	749.3	47.9	13	20	150	170	1 3/8	M33	100

Size (in)	Size (mm)	Outer Diameter A (mm)	Flange Thick. B (mm)	Lapped Thick. C (mm)	Lapped ID D (mm)	PCD E (mm)	Lapped Radius G (mm)	No. of Bolts	Bolt Size UNC	Machine Bolt Length (mm)	RF Stud Length (mm)	Hole Size	ISO Stud Size	Weight (kg)
1/2	15	95	38	22	22.9	66.7	14.3	3	4	55	65	5/8	M14	1.2
3/4	20	115	48	25	28.2	82.6	15.9	3	4	65	75	3/4	M16	1.4
1	25	125	54	27	34.9	88.9	17.5	3	4	65	75	3/4	M16	1.4
1 1/4	32	135	64	27	43.7	98.4	19.1	5	4	70	85	3/4	M16	1.8
1 1/2	40	155	70	30	50	114.3	20.7	6	4	75	90	7/8	M20	2.7
2	50	165	84	33	62.5	127	22.3	8	8	75	90	3/4	M16	3.2
2 1/2	65	190	100	38	75.4	149.2	25.4	8	8	85	100	7/8	M20	4.6
3	80	210	117	43	91.4	168.3	28.6	10	8	90	110	7/8	M20	5.9
3 1/2	90	230	133	44	104.1	184.2	30.2	11	8	95	110	7/8	M20	7.7
4	100	255	146	48	116.8	200	31.8	11	8	95	115	7/8	M20	10
5	125	280	178	51	144.4	235	35	11	8	110	120	7/8	M20	12.7
6	150	320	206	52	171.4	269.9	36.6	13	12	110	120	7/8	M20	17.7
8	200	380	260	62	222.2	330.2	41.3	13	12	120	140	1	M24	26
10	250	445	321	95	277.4	387.4	47.7	13	16	140	160	1 1/8	M27	36
12	300	520	375	102	328.2	450.8	50.8	13	16	145	170	1 1/4	M30	52
14	350	585	425	111	360.2	514.4	54	13	20	160	180	1 1/4	M30	75
16	400	650	483	121	411.2	571.5	57.2	13	20	165	190	1 3/8	M33	86
18	450	710	533	130	462.3	628.6	60.4	13	24	170	195	1 3/8	M33	113
20	500	775	587	140	514.4	685.8	63.5	13	24	185	205	1 3/8	M33	143
24	600	915	702	153	616	812.8	69.9	13	24	205	230	1 5/8	M39	216