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.
  • 1/4" raised face will be added to the thickness unless otherwise specified.
  • 38" thru 48" sizes are the same as Series "A".
  • Flat face option available.

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ASME B16.47 SERIES A RF BLIND
Unit of Measure
Items ASME B16.47 SERIES A RF BLIND
26900BDSB
ASME B16.47 Class 900 Series B Blind Flanges 		ASME B16.47 SERIES A RF BLIND
28900BDSB
ASME B16.47 Class 900 Series B Blind Flanges 		ASME B16.47 SERIES A RF BLIND
30900BDSB
ASME B16.47 Class 900 Series B Blind Flanges 		ASME B16.47 SERIES A RF BLIND
32900BDSB
ASME B16.47 Class 900 Series B Blind Flanges 		ASME B16.47 SERIES A RF BLIND
34900BDSB
ASME B16.47 Class 900 Series B Blind Flanges
Flange Type N/A Blind
Nominal Pipe Size N/A 26 N/A 28 N/A 30 N/A 32 N/A 34
Outside Diameter (O) N/A 40.25 in N/A 43.50 in N/A 46.50 in N/A 48.75 in N/A 51.75 in
Minimum Thickness (T) N/A 6.06 in N/A 6.56 in N/A 6.93 in N/A 7.31 in N/A 7.68 in
Raised Face Diameter (R) N/A 30.00 in N/A 32.25 in N/A 34.50 in N/A 36.50 in N/A 39.00 in
Approximate Weight N/A 2185 lb N/A 2762 lb N/A 3334 lb N/A 3865 lb N/A 4575 lb
Bolt Circle (C) N/A 35.50 in N/A 38.25 in N/A 40.75 in N/A 43.00 in N/A 45.50 in
Number of Holes N/A 20
Diameter of Holes N/A 2.62 in N/A 2.88 in N/A 3.12 in N/A 3.12 in N/A 3.38 in