AWWA C207-07 Class D Ring Flanges

ProductsNominal Pipe SizeOutside Diameter (A)Thickness (T)Inside Diameter (B)Approximate Weight (lbs)Number of Bolt HolesDiameter of Bolt HolesDiameter of Bolt Circle (C)
04DRINAWW 49.00 0.625 4.57 88 0.750 7.50
05DRINAWW 510.00 0.625 5.66 98 0.875 8.50
06DRINAWW 611.00 0.688 6.72 118 0.875 9.50
08DRINAWW 813.50 0.6888.72 15 8 0.875 11.75
10DRINAWW1016.00 0.688 10.88 19 12 1.000 14.25
12DRINAWW1219.00 0.812 12.88 33 12 1.000 17.00
14DRINAWW1421.00 0.938 14.19 47 12 1.125 18.75
16DRINAWW1623.50 1.000 16.19 60 16 1.125 21.25
18DRINAWW1825.00 1.062 18.19 68 16 1.250 22.75
20DRINAWW 2027.50 1.125 20.19 79 20 1.250 25.00
22DRINAWW2229.50 1.188 22.19 90 20 1.375 27.25
24DRINAWW2432.00 1.250 24.19 112 20 1.375 29.50
26DRINAWW 2634.25 1.312 26.19 12924 1.375 31.75
28DRINAWW2836.50 1.312 28.19 141 281.375 34.00
30DRINAWW 3038.75 1.375 30.19 172 281.375 36.00
32DRINAWW3241.75 1.500 32.19 211 281.625 38.50
34DRINAWW3443.75 1.500 34.19 220 32 1.625 40.50
36DRINAWW3646.00 1.625 36.19 261 32 1.625 42.75
38DRINAWW3848.75 1.625 38.19 301 32 1.625 45.25
40DRINAWW40 50.75 1.625 40.19 313 36 1.625 47.25
42DRINAWW42 53.00 1.750 42.19 364 36 1.625 49.50
44DRINAWW4455.25 1.750 44.19 387 40 1.625 51.75
46DRINAWW46 57.25 1.750 46.19 404 40 1.625 53.75
48DRINAWW48 59.50 1.875 48.19 460 44 1.625 56.00
50DRINAWW50 61.75 2.000 50.19 50744 1.875 58.25
52DRINAWW52 64.00 2.000 52.19 542 44 1.875 60.50
54DRINAWW54 66.25 2.125 54.19 614 44 1.625 62.75
60DRINAWW60 73.00 2.250 60.19 763 52 1.875 69.25
66DRINAWW66 80.00 2.50066.19 1021 52 1.875 76.00
72DRINAWW72 86.50 2.625 72.19 1203 60 1.875 82.50
78DRINAWW78 93.00 2.750 78.19 1374 64 2.125 89.00
84DRINAWW84 99.75 2.875 84.19 1646 64 2.125 95.50
90DRINAWW90 106.503.000 90.19 1872 68 2.438 102.00
96DRINAWW 96 113.25 3.250 96.19 2292 68 2.438 108.50
102DRINAWW102 120.00 3.250 102.19 2486 722.688 114.50
108DRINAWW108 126.75 3.375 108.19 2884 722.688120.75
114DRINAWW114 133.50 3.500 114.19 3214 76 2.938 126.75
120DRINAWW120 140.25 3.500120.19 3558 76 2.938 132.75
126DRINAWW126 147.00 3.750 126.19 4065 80 3.188139.25
132DRINAWW132 153.75 3.875 132.19 4614 80 3.188 145.75
138DRINAWW138 160.50 4.000 138.19 5047 84 3.438 152.00
144DRINAWW144 167.25 4.125 144.19 5681 84 3.438 158.25