AWWA C207-94 Class B Hub Flanges

ProductsNominal Pipe SizeOutside Diameter (A)Thickness (T)Overall Thickness (L)Hub Diameter (E)Inside Diameter (B)Approximate Weight (lbs)Number of Bolt HolesDiameter of Bolt HolesDiameter of Bolt Circle (C)
04BHUBAWW4 9.00 0.500 0.875 5.312 4.57 7 80.750 7.50
05BHUBAWW5 10.00 0.562 1.250 6.3125.66 8 80.875 8.50
06BHUBAWW6 11.00 0.562 1.250 7.562 6.72 13 80.875 9.50
08BHUBAWW 813.50 0.562 1.250 9.688 8.7218 80.875 11.75
10BHUBAWW10 16.00 0.6881.250 12.000 10.88 26 12 1.000 14.25
12BHUBAWW1219.000.688 1.250 14.375 12.88 4212 1.000 17.00
14BHUBAWW1421.00 0.750 1.250 15.750 14.19 44 121.125 18.75
16BHUBAWW1623.50 0.750 1.250 18.000 16.19 58 16 1.125 22.75
18BHUBAWW1825.00 0.750 1.250 19.875 18.19 59 16 1.250 22.75
20BHUBAWW2027.50 0.750 1.250 22.000 20.19 69 20 1.250 25.00
22BHUBAWW12 29.50 1.000 1.750 24.250 22.19 76 20 1.375 27.25
24BHUBAWW2432.00 1.000 1.750 26.125 24.19 115 20 1.375 29.50
26BHUBAWW2634.25 1.000 1.750 28.500 26.19 125 24 1.375 31.75
28BHUBAWW2836.50 1.000 1.750 30.500 28.19 14028 1.375 34.00
30BHUBAWW3038.75 1.000 1.750 32.50030.19 150 28 1.375 36.00
32BHUBAWW3241.75 1.125 1.750 34.750 32.19 205 28 1.625 38.50
34BHUBAWW 3443.75 1.125 1.750 36.750 34.19 215 32 1.625 40.50
36BHUBAWW3646.00 1.125 1.750 38.750 36.19 235 32 1.625 42.75
38BHUBAWW3848.75 1.125 1.750 40.750 38.19 265 32 1.625 45.25
40BHUBAWW4050.75 1.125 1.750 43.00040.19 280 36 1.625 47.25
42BHUBAWW4253.00 1.250 1.750 45.000 42.19 330 36 1.625 49.50
44BHUBAWW4455.25 1.250 2.250 47.000 44.19 350401.625 51.75
46BHUBAWW46 57.25 1.250 2.250 49.000 46.19 365 401.625 53.75
48BHUBAWW48 59.50 1.375 2.500 51.000 48.19 425 44 1.625 56.00
50BHUBAWW5061.75 1.375 2.500 53.000 50.19 450 44 1.875 58.25
52BHUBAWW5264.00 1.375 2.500 55.000 52.19 475 44 1.875 60.50
54BHUBAWW5466.25 1.500 2.500 57.000 54.19 500 44 1.875 62.75
60BHUBAWW6073.00 1.500 2.750 63.000 60.19 640521.875 69.25
66BHUBAWW6680.00 1.500 2.750 69.000 66.19 750 521.875 76.00
72BHUBAWW72 86.50 1.500 2.750 75.00072.19 850 601.875 82.50
78BHUBAWW7893.00 1.750 3.000 81.250 78.191200 64 2.12589.00
84BHUBAWW8499.75 1.750 3.000 87.500 84.19 1250 642.125 95.50
90BHUBAWW90106.50 2.000 3.250 93.750 90.19 1650 68 2.438102.00
96BHUBAWW96113.25 2.000 3.250 100.000 96.19 175068 2.438 108.50