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  • All dimensions are in inches.
  • 1/4" raised face will be added to the thickness unless otherwise specified.
  • 38" thru 60" 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
1 

Item #

Nominal Pipe Size

Outside Diameter (O)

Minimum Thickness (T)

Raised Face Diameter (R)

Approximate Weight

Bolt Circle (C)

Number of Holes

Diameter of Holes

26400BDSB N/A 26 N/A 33.50 in N/A 3.50 in N/A 28.00 in N/A 875 lb N/A 30.75 in N/A 28 N/A 1.50 in
28400BDSB N/A 28 N/A 36.00 in N/A 3.75 in N/A 30.00 in N/A 1081 lb N/A 33.00 in N/A 24 N/A 1.62 in
30400BDSB N/A 30 N/A 38.25 in N/A 4.00 in N/A 32.25 in N/A 1302 lb N/A 35.25 in N/A 28 N/A 1.62 in
32400BDSB N/A 32 N/A 40.75 in N/A 4.25 in N/A 34.38 in N/A 1570 lb N/A 37.50 in N/A 28 N/A 1.75 in
34400BDSB N/A 34 N/A 42.75 in N/A 4.38 in N/A 36.50 in N/A 1780 lb N/A 39.50 in N/A 32 N/A 1.75 in
36400BDSB N/A 36 N/A 45.50 in N/A 4.69 in N/A 38.62 in N/A 2160 lb N/A 42.00 in N/A 28 N/A 1.88 in
Unit of Measure
1