ASME B16.47 Class 150 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
26150BDSA 26 34.25 2.69 29.50 702 31.75 24 1.38
28150BDSA28 36.50 2.81 31.50 83334.00 28 1.38
30150BDSA30 38.75 2.94 33.75982 36.0028 1.38
32150BDSA32 41.753.19 36.00 1238 38.50 28 1.62
34150BDSA34 43.75 3.25 38.00 1384 40.50 32 1.62
36150BDSA36 46.003.56 40.25 167642.75 32 1.62
38150BDSA38 48.75 3.44 42.25 1819 45.25 32 1.62
40150BDSA4050.75 3.56 44.25 204047.25 36 1.62
42150BDSA4253.00 3.81 47.00 2380 49.50 36 1.62
44150BDSA4455.25 4.0049.00 2715 51.75 40 1.62
46150BDSA4657.25 4.06 51.00 2961 53.75 40 1.62
48150BDSA4859.50 4.25 53.50 3350 56.00 44 1.62
50150BDSA5061.75 4.3855.50 371658.25 44 1.88
52150BDSA5264.00 4.56 57.50 4156 60.50 44 1.88
54150BDSA5466.25 4.75 59.50 4639 62.75 44 1.88
56150BDSA5668.75 4.88 62.00 5130 65.00 48 1.88
58150BDSA5871.00 5.06 64.00 5675 67.25 48 1.88
60150BDSA6073.00 5.19 66.00 6155 69.25 521.88