Dimensions in Inches

Nom. size	Outside Ø (OD)	Slip-on Bore (ID)	No. of Bolt Holes	Ø of Holes	Ø Bolt Circle (BC)	Thickness (T)		Weight (lbs)
						Slip-on	Blind	Slip-on	Blind
4	9.00	4.57	8	0.750	7.50	0.938	1.312	5.312	13
5	10.00	5.66	8	0.875	8.50	0.938	1.438	6.438	-
6	11.00	6.72	8	0.875	9.50	1.000	1.562	7.562	19
8	13.50	8.72	8	0.875	11.75	1.125	1.750	9.688	30
10	16.00	10.88	12	1.000	14.25	1.188	1.938	12.000	43
12	19.00	12.88	12	1.000	17.00	1.250	2.188	14.375	64
14	21.00	14.19	12	1.125	18.75	1.375	2.250	15.750	85
16	23.50	16.19	16	1.125	21.25	1.438	2.500	18.000	93
18	25.00	18.19	16	1.250	22.75	1.562	2.688	19.875	120
20	27.50	20.19	20	1.250	25.00	1.688	2.875	22.000	155
22	29.50	22.19	20	1.375	27.25	1.812	3.125	24.250	-
24	32.00	24.19	20	1.375	29.50	1.875	3.250	26.125	210
26	34.25	26.19	24	1.375	31.75	2.000	3.375	28.500	-
28	36.50	28.19	28	1.375	34.00	2.062	3.438	30.750	-
30	38.75	30.19	28	1.375	36.00	2.125	3.500	32.750	305
32	41.75	32.19	28	1.625	38.50	2.250	3.625	35.000	-
36	46.00	36.19	32	1.625	42.75	2.375	3.750	39.250	450
38	48.75	38.19	32	1.625	45.25	2.375	3.750	41.750	-
40	50.75	40.19	36	1.625	47.25	2.500	3.875	43.750	-
42	53.00	42.19	36	1.625	49.50	2.625	4.000	46.000	605
44	55.25	44.19	40	1.625	51.75	2.625	4.000	48.000	-
48	59.50	48.19	44	1.625	56.00	2.750	4.125	52.250	800
54	66.25	54.19	44	1.875	62.75	3.000	4.375	58.750	1025
60	73.00	60.19	52	1.875	69.25	3.125	4.500	65.250	1250
66	80.00	66.19	52	1.875	76.00	3.375	4.875	71.500	-
72	86.50	72.19	60	1.875	82.50	3.500	5.000	78.500	1925
78	93.00	78.19	64	2.125	89.00	3.875	5.375	84.500	-
84	99.75	84.19	64	2.125	95.50	3.875	5.375	90.500	2600
90	106.50	90.19	68	2.438	102.00	4.250	5.750	96.750	-
96	113.25	96.19	68	2.438	108.50	4.250	5.750	102.750	3275