ASME B16.47 Class 900 Series A Blind Flanges

ProductsNominal Pipe SizeOutside Diameter (O)Minimum Thickness (T)Raised Face Diameter (R)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
26900BDSA26 42.75 6.31 29.50 2565 37.50 20 2.88
28900BDSA28 46.00 6.75 31.50 3178 40.25 20 3.12
30900BDSA30 48.50 7.18 33.75 3759 42.7520 3.12
32900BDSA32 51.75 7.62 36.00 4541 45.50 20 3.38
34900BDSA3455.00 8.06 38.00 5425 48.25 20 3.62
36900BDSA3657.50 8.44 40.25 6210 50.75 20 3.62
38900BDSA3857.50 8.50 43.25 6253 50.75 20 3.62
40900BDSA4059.50 8.81 45.75 6940 52.75 243.62
42900BDSA4261.50 9.12 47.75 7675 54.75 243.62
44900BDSA4464.88 9.56 50.00 8955 57.62 243.88
46900BDSA4668.25 10.06 52.50 10,426 60.50 244.12
48900BDSA4870.25 10.38 54.50 11,398 62.50 244.12