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.
  • These flanges will be furnished with a 1/4" raised face unless otherwise specified.
  • Flat face option available.

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ANSI B16.5 Class 400 Blind flange
Unit of Measure
1 

Item #

Nominal Pipe Size

Outside Diameter (O)

Thickness (T)

Raised Face Diameter (R)

Approximate Weight

Bolt Circle (C)

Number of Holes

Diameter of Holes

0H400BDAN N/A 1/2 N/A 3.75 in N/A 0.56 in N/A 1.38 in N/A 2 lb N/A 2.63 in N/A 4 N/A 0.63 in
3Q400BDAN N/A 3/4 N/A 4.63 in N/A 0.63 in N/A 1.69 in N/A 3 lb N/A 3.25 in N/A 4 N/A 0.75 in
01400BDAN N/A 1 N/A 4.88 in N/A 0.69 in N/A 2.00 in N/A 4 lb N/A 3.50 in N/A 4 N/A 0.75 in
1Q400BDAN N/A 1 1/4 N/A 5.25 in N/A 0.81 in N/A 2.50 in N/A 5 lb N/A 3.88 in N/A 4 N/A 0.75 in
1H400BDAN N/A 1 1/2 N/A 6.13 in N/A 0.88 in N/A 2.88 in N/A 8 lb N/A 4.50 in N/A 4 N/A 0.88 in
02400BDAN N/A 2 N/A 6.50 in N/A 1.00 in N/A 3.63 in N/A 10 lb N/A 5.00 in N/A 8 N/A 0.75 in
2H400BDAN N/A 2 1/2 N/A 7.50 in N/A 1.13 in N/A 4.13 in N/A 15 lb N/A 5.88 in N/A 8 N/A 0.88 in
03400BDAN N/A 3 N/A 8.25 in N/A 1.25 in N/A 5.00 in N/A 20 lb N/A 6.63 in N/A 8 N/A 0.88 in
3H400BDAN N/A 3 1/2 N/A 9.00 in N/A 1.38 in N/A 5.50 in N/A 29 lb N/A 7.25 in N/A 8 N/A 1.00 in
04400BDAN N/A 4 N/A 10.00 in N/A 1.38 in N/A 6.19 in N/A 33 lb N/A 7.88 in N/A 8 N/A 1.00 in
05400BDAN N/A 5 N/A 11.00 in N/A 1.50 in N/A 7.31 in N/A 44 lb N/A 9.25 in N/A 8 N/A 1.00 in
06400BDAN N/A 6 N/A 12.50 in N/A 1.63 in N/A 8.50 in N/A 61 lb N/A 10.63 in N/A 12 N/A 1.00 in
08400BDAN N/A 8 N/A 15.00 in N/A 1.88 in N/A 10.63 in N/A 100 lb N/A 13.00 in N/A 12 N/A 1.13 in
10400BDAN N/A 10 N/A 17.50 in N/A 2.13 in N/A 12.75 in N/A 155 lb N/A 15.25 in N/A 16 N/A 1.25 in
12400BDAN N/A 12 N/A 20.50 in N/A 2.25 in N/A 15.00 in N/A 225 lb N/A 17.75 in N/A 16 N/A 1.38 in
14400BDAN N/A 14 N/A 23.00 in N/A 2.38 in N/A 16.25 in N/A 290 lb N/A 20.25 in N/A 20 N/A 1.38 in
16400BDAN N/A 16 N/A 25.50 in N/A 2.50 in N/A 18.50 in N/A 370 lb N/A 22.50 in N/A 20 N/A 1.50 in
18400BDAN N/A 18 N/A 28.00 in N/A 2.63 in N/A 21.00 in N/A 455 lb N/A 24.75 in N/A 24 N/A 1.50 in
20400BDAN N/A 20 N/A 30.50 in N/A 2.75 in N/A 23.00 in N/A 587 lb N/A 27.00 in N/A 24 N/A 1.63 in
22400BDAN N/A 22 N/A 33.00 in N/A 2.88 in N/A 25.25 in N/A 720 lb N/A 29.25 in N/A 24 N/A 1.75 in
24400BDAN N/A 24 N/A 36.00 in N/A 3.00 in N/A 27.25 in N/A 890 lb N/A 32.00 in N/A 24 N/A 1.88 in
Unit of Measure
1