CAB Flange Specifications:
AWWA C207-07 D-Rings & Blinds

175-150 P.S.I.
Dimensions in Inches

Printable Spec Sheet

 

Nominal size	Outside Diameter (OD)	Slip-on Bore (ID)	No. of Bolt Holes	Diameter Of Holes	Bolt Circle (BC)	Thickness (T)		Weight Each (lbs)
						Slip-on	Blind	Slip-on	Blind
2	6.00	2.44	4	0.750	4.75	0.625	0.625	3.90	4.7
2.5	7.00	2.94	4	0.750	5.50	0.625	0.625	5.30	6.5
3	7.50	3.57	4	0.750	6.00	0.625	0.625	5.70	7.5
4	9.00	4.57	8	0.750	7.50	0.625	0.625	7.70	10.6
5	10.00	5.66	8	0.875	8.50	0.625	0.650	8.80	13.6
6	11.00	6.72	8	0.875	9.50	0.688	0.693	10.70	17.7
8	13.50	8.72	8	0.875	11.75	0.688	0.812	15.30	31.8
10	16.00	10.88	12	1.000	14.25	0.688	0.953	19.20	51.7
12	19.00	12.88	12	1.000	17.00	0.812	1.117	33.10	86.7
14	21.00	14.19	12	1.125	18.75	0.938	1.133	46.90	107.4
16	23.50	16.19	16	1.125	21.25	1.000	1.265	60.10	149.8
18	25.00	18.19	16	1.250	22.75	1.062	1.331	63.60	177.7
20	27.50	20.19	20	1.250	25.00	1.125	1.448	79.40	233.6
22	29.50	22.19	20	1.375	27.25	1.188	1.568	89.90	290.5
24	32.00	24.19	20	1.375	29.50	1.250	1.661	113.40	364.5
26	34.25	26.25	24	1.375	31.75	1.312	1.786	128.00	448.2
28	36.50	28.25	28	1.375	34.00	1.312	1.906	140.50	542.6
30	38.75	30.25	28	1.375	36.00	1.375	2.008	163.30	647.3
32	41.75	32.25	28	1.625	38.50	1.500	2.150	210.10	798.6
34	43.75	34.25	32	1.625	40.50	1.500	2.252	219.10	916.9
36	46.00	36.25	32	1.625	42.75	1.625	2.370	259.40	1071.4
38	48.75	38.25	32	1.625	45.25	1.625	2.506	299.80	1278.2
40	50.75	40.25	36	1.625	47.25	1.625	2.609	311.10	1440.1
42	53.00	42.25	36	1.625	49.50	1.750	2.729	361.70	1648.1
44	55.25	44.25	40	1.625	51.75	1.750	2.849	385.00	1868.3
48	59.50	48.25	44	1.625	56.00	1.875	3.072	457.30	2340.7
54	66.25	54.25	44	1.875	62.75	2.125	3.435	610.60	3236.7
60	73.00	60.25	52	1.875	69.25	2.250	3.779	759.10	4327.6
66	80.00	66.25	52	1.875	76.00	2.500	4.136	1017.00	5722.2
72	86.50	72.25	60	1.875	82.50	2.625	4.480	1198.20	7249.0
78	93.00	78.25	64	2.125	89.00	2.750	*	1368.90	*
84	99.75	84.25	64	2.125	95.50	2.875	*	1639.70	*
90	106.50	90.25	68	2.438	102.00	3.000	*	1878.30	*
96	113.25	96.25	68	2.438	108.50	3.250	*	2298.30	*
102	120.00	102.25	72	2.688	114.50	3.250	*	2494.20	*
108	126.75	108.25	72	2.688	120.75	3.375	*	2892.50	*
120	140.25	120.25	76	2.938	132.75	3.500	*	3568.50	*
132	153.75	132.25	80	3.188	145.75	3.875	*	4628.60	*
144	167.25	144.25	84	3.438	158.25	4.125	*	5698.20	*

* The purchaser shall specify the ID of the flange for nominal pipe sizes 26 in. and larger.  The diameter of the flange bore shall not exceed the pipe OD by more than .25 in.