Coastal Flange
Coastal Flange
11906 FM 529
Jersey Village, TX 77041
Phone: 800.643.9063
Fax: 713.937.3471
Email: sales@coastalflange.com
Website: www.coastalflange.com
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  • All dimensions are in inches.
  • The pressure rating at atmospheric temperature is 175 psi for 6” - 12” and 150 psi for 14” - 96”.

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AWWA E Hub C207-01 Steel Hub Flange
Unit of Measure
1 2 

Item #

Nominal Pipe Size

Outside Diameter (A)

Thickness (T)

Overall Thickness (L)

Hub Diameter (E)

Inside Diameter (B)

Approximate Weight

Number of Bolt Holes

Diameter of Bolt Holes

Diameter of Bolt Circle (C)

04DHUBAWW N/A 4 N/A 9.00 in N/A 0.50 in N/A 0.88 in N/A 5.31 in N/A 4.57 in N/A 7 lb N/A 8 N/A 0.75 in N/A 7.50 in
05DHUBAWW N/A 5 N/A 10.00 in N/A 0.56 in N/A 1.25 in N/A 6.31 in N/A 5.66 in N/A 8 lb N/A 8 N/A 0.88 in N/A 8.50 in
06DHUBAWW N/A 6 N/A 11.00 in N/A 0.56 in N/A 1.25 in N/A 7.56 in N/A 6.72 in N/A 13 lb N/A 8 N/A 0.88 in N/A 9.50 in
08DHUBAWW N/A 8 N/A 13.50 in N/A 0.56 in N/A 1.25 in N/A 9.69 in N/A 8.72 in N/A 18 lb N/A 8 N/A 0.88 in N/A 11.75 in
10DHUBAWW N/A 10 N/A 16.00 in N/A 0.69 in N/A 1.25 in N/A 12.00 in N/A 10.88 in N/A 26 lb N/A 12 N/A 1.00 in N/A 14.25 in
12DHUBAWW N/A 12 N/A 19.00 in N/A 0.69 in N/A 1.25 in N/A 14.38 in N/A 12.88 in N/A 42 lb N/A 12 N/A 1.00 in N/A 17.00 in
14DHUBAWW N/A 14 N/A 21.00 in N/A 0.75 in N/A 1.25 in N/A 15.75 in N/A 14.19 in N/A 44 lb N/A 12 N/A 1.13 in N/A 18.75 in
16DHUBAWW N/A 16 N/A 23.50 in N/A 0.75 in N/A 1.25 in N/A 18.00 in N/A 16.19 in N/A 58 lb N/A 16 N/A 1.13 in N/A 21.25 in
18DHUBAWW N/A 18 N/A 25.00 in N/A 0.75 in N/A 1.25 in N/A 19.88 in N/A 18.19 in N/A 59 lb N/A 16 N/A 1.25 in N/A 22.75 in
20DHUBAWW N/A 20 N/A 27.50 in N/A 0.75 in N/A 1.25 in N/A 22.00 in N/A 20.19 in N/A 69 lb N/A 20 N/A 1.25 in N/A 25.00 in
22DHUBAWW N/A 22 N/A 29.50 in N/A 1.00 in N/A 1.75 in N/A 24.25 in N/A 22.19 in N/A 76 lb N/A 20 N/A 1.38 in N/A 27.25 in
24DHUBAWW N/A 24 N/A 32.00 in N/A 1.00 in N/A 1.75 in N/A 26.13 in N/A 24.19 in N/A 115 lb N/A 20 N/A 1.38 in N/A 29.50 in
26DHUBAWW N/A 26 N/A 34.25 in N/A 1.00 in N/A 1.75 in N/A 28.50 in N/A 26.19 in N/A 125 lb N/A 24 N/A 1.38 in N/A 31.75 in
28DHUBAWW N/A 28 N/A 36.50 in N/A 1.00 in N/A 1.75 in N/A 30.50 in N/A 28.19 in N/A 140 lb N/A 28 N/A 1.38 in N/A 34.00 in
30DHUBAWW N/A 30 N/A 38.75 in N/A 1.00 in N/A 1.75 in N/A 32.50 in N/A 30.19 in N/A 150 lb N/A 28 N/A 1.38 in N/A 36.00 in
32DHUBAWW N/A 32 N/A 41.75 in N/A 1.13 in N/A 1.75 in N/A 34.75 in N/A 32.19 in N/A 205 lb N/A 28 N/A 1.63 in N/A 38.50 in
34DHUBAWW N/A 34 N/A 43.75 in N/A 1.13 in N/A 1.75 in N/A 36.75 in N/A 34.19 in N/A 215 lb N/A 32 N/A 1.63 in N/A 40.50 in
36DHUBAWW N/A 36 N/A 46.00 in N/A 1.13 in N/A 1.75 in N/A 38.75 in N/A 36.19 in N/A 235 lb N/A 32 N/A 1.63 in N/A 42.75 in
38DHUBAWW N/A 38 N/A 48.75 in N/A 1.13 in N/A 1.75 in N/A 40.75 in N/A 38.19 in N/A 265 lb N/A 32 N/A 1.63 in N/A 45.25 in
40DHUBAWW N/A 40 N/A 50.75 in N/A 1.13 in N/A 1.75 in N/A 43.00 in N/A 40.19 in N/A 280 lb N/A 36 N/A 1.63 in N/A 47.25 in
42DHUBAWW N/A 42 N/A 53.00 in N/A 1.25 in N/A 1.75 in N/A 45.00 in N/A 42.19 in N/A 330 lb N/A 36 N/A 1.63 in N/A 49.50 in
44DHUBAWW N/A 44 N/A 55.25 in N/A 1.25 in N/A 2.25 in N/A 47.00 in N/A 44.19 in N/A 350 lb N/A 40 N/A 1.63 in N/A 51.75 in
46DHUBAWW N/A 46 N/A 57.25 in N/A 1.25 in N/A 2.25 in N/A 49.00 in N/A 46.19 in N/A 365 lb N/A 40 N/A 1.63 in N/A 53.75 in
48DHUBAWW N/A 48 N/A 59.50 in N/A 1.38 in N/A 2.50 in N/A 51.00 in N/A 48.19 in N/A 425 lb N/A 44 N/A 1.63 in N/A 56.00 in
50DHUBAWW N/A 50 N/A 61.75 in N/A 1.38 in N/A 2.50 in N/A 53.00 in N/A 50.19 in N/A 450 lb N/A 44 N/A 1.88 in N/A 58.25 in
Unit of Measure
1 2