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

0H900BDAN N/A 1/2 N/A 4.75 in N/A 0.88 in N/A 1.38 in N/A 4 lb N/A 3.25 in N/A 4 N/A 0.88 in
3Q900BDAN N/A 3/4 N/A 5.13 in N/A 1.00 in N/A 1.69 in N/A 6 lb N/A 3.50 in N/A 4 N/A 0.88 in
01900BDAN N/A 1 N/A 5.88 in N/A 1.13 in N/A 2.00 in N/A 8 lb N/A 4.00 in N/A 4 N/A 1.00 in
1Q900BDAN N/A 1 1/4 N/A 6.25 in N/A 1.13 in N/A 2.50 in N/A 9 lb N/A 4.38 in N/A 4 N/A 1.00 in
1H900BDAN N/A 1 1/2 N/A 7.00 in N/A 1.25 in N/A 2.88 in N/A 13 lb N/A 4.88 in N/A 4 N/A 1.13 in
02900BDAN N/A 2 N/A 8.50 in N/A 1.50 in N/A 3.63 in N/A 25 lb N/A 6.50 in N/A 8 N/A 1.00 in
2H900BDAN N/A 2 1/2 N/A 9.63 in N/A 1.63 in N/A 4.13 in N/A 35 lb N/A 7.50 in N/A 8 N/A 1.13 in
03900BDAN N/A 3 N/A 9.50 in N/A 1.50 in N/A 5.00 in N/A 29 lb N/A 7.50 in N/A 8 N/A 1.00 in
04900BDAN N/A 4 N/A 11.50 in N/A 1.75 in N/A 6.19 in N/A 54 lb N/A 9.25 in N/A 8 N/A 1.25 in
05900BDAN N/A 5 N/A 13.75 in N/A 2.00 in N/A 7.31 in N/A 87 lb N/A 11.00 in N/A 8 N/A 1.38 in
06900BDAN N/A 6 N/A 15.00 in N/A 2.19 in N/A 8.50 in N/A 115 lb N/A 12.50 in N/A 12 N/A 1.25 in
08900BDAN N/A 8 N/A 18.50 in N/A 2.50 in N/A 10.63 in N/A 200 lb N/A 15.50 in N/A 12 N/A 1.50 in
10900BDAN N/A 10 N/A 21.50 in N/A 2.75 in N/A 12.75 in N/A 290 lb N/A 18.50 in N/A 16 N/A 1.50 in
12900BDAN N/A 12 N/A 24.00 in N/A 3.13 in N/A 15.00 in N/A 415 lb N/A 21.00 in N/A 20 N/A 1.50 in
14900BDAN N/A 14 N/A 25.25 in N/A 3.38 in N/A 16.25 in N/A 520 lb N/A 22.00 in N/A 20 N/A 1.63 in
16900BDAN N/A 16 N/A 27.75 in N/A 3.50 in N/A 18.50 in N/A 600 lb N/A 24.25 in N/A 20 N/A 1.75 in
18900BDAN N/A 18 N/A 31.00 in N/A 4.00 in N/A 21.00 in N/A 850 lb N/A 27.00 in N/A 20 N/A 2.00 in
20900BDAN N/A 20 N/A 33.75 in N/A 4.25 in N/A 23.00 in N/A 1075 lb N/A 29.50 in N/A 20 N/A 2.13 in
24900BDAN N/A 24 N/A 41.00 in N/A 5.50 in N/A 27.25 in N/A 2025 lb N/A 35.50 in N/A 20 N/A 2.63 in
Unit of Measure
1