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AWWA C207-13 Class F RING and BLIND FLANGES

AWWA C207 F-RINGS and BLINDSAWWA C207-13 Class F RING and BLIND FLANGES
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(size 45.2Kb)
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
4 10.00 4.57 8 0.875 7.88 1.13 1.130 18.4 23.6
5 11.00 5.66 8 0.875 9.25 1.21 1.210 22.3 30.9
6 12.50 6.72 12 0.875 10.62 1.31 1.310 29.7 42.9
8 15.00 8.72 12 1.000 13.00 1.31 1.310 39.9 62.1
10 17.50 10.88 16 1.125 15.25 1.50 1.500 56.0 95.5
12 20.50 12.88 16 1.250 17.75 1.63 1.630 83.2 143.4
14 23.00 14.19 20 1.250 20.25 1.94 1.940 128.0 214.9
16 25.50 16.19 20 1.375 22.50 2.14 2.140 166.8 291.7
18 28.00 18.19 24 1.375 24.75 2.25 2.250 204.2 369.8
20 30.50 20.19 24 1.375 27.00 2.33 2.330 247.4 458.8
22 33.00 22.19 24 1.375 29.25 2.50 2.500 306.7 580.6
24 36.00 24.19 24 1.625 32.00 2.69 2.690 387.6 737.9
26 38.25 26.25 28 1.875 34.50 3.00 3.000 451.0 911.0
28 40.75 28.25 28 1.875 37.00 3.13 3.130 532.2 1088.0
30 43.00 30.25 28 1.875 39.25 3.15 3.166 585.7 1233.3
32 45.25 32.25 28 1.875 41.50 3.25 3.332 657.5 1445.2
34 47.50 34.25 28 1.875 43.50 3.38 3.475 740.7 1668.6
36 50.00 36.25 32 2.125 46.00 3.46 3.671 801.9 1924.2
38 52.25 38.25 32 2.125 48.00 3.50 3.815 874.3 2195.0
40 54.25 40.25 36 2.125 50.25 3.63 3.982 937.4 2463.8
42 57.00 42.25 36 2.125 52.75 3.81 4.171 1103.4 2864.7
44 59.25 44.25 36 2.125 55.00 4.00 4.338 1237.2 3231.9
46 61.50 46.25 40 2.125 57.25 4.13 4.505 1360.8 3628.7
48 65.00 48.25 40 2.125 60.75 4.50 4.781 1736.8 4322.1

The purchaser shall specify the ID of the flange if other than standard as shown in table.

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