• All ASME B16.47 150# SERIES "A" Blind flange dimensions are in inches.
  • These ASME B16.47 150# SERIES "A" Blind flanges will be supplied with a 1/16" raised face unless otherwise specified.
  • Flat face option available for ASME B16.47 150# SERIES "A" Blind flanges.
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Item #

Nominal Pipe Size

Outside Diameter (O)

Minimum Thickness (T)

Raised Face Diameter (R)

Approximate Weight (lbs)

Bolt Circle (C)

Number of Holes

Diameter of Holes

26150BDSA N/A 26 N/A 34.25 N/A 2.69 N/A 29.50 N/A 702 N/A 31.75 N/A 24 N/A 1.38
28150BDSA N/A 28 N/A 36.50 N/A 2.81 N/A 31.50 N/A 833 N/A 34.00 N/A 28 N/A 1.38
30150BDSA N/A 30 N/A 38.75 N/A 2.94 N/A 33.75 N/A 982 N/A 36.00 N/A 28 N/A 1.38
32150BDSA N/A 32 N/A 41.75 N/A 3.19 N/A 36.00 N/A 1238 N/A 38.50 N/A 28 N/A 1.62
34150BDSA N/A 34 N/A 43.75 N/A 3.25 N/A 38.00 N/A 1384 N/A 40.50 N/A 32 N/A 1.62
36150BDSA N/A 36 N/A 46.00 N/A 3.56 N/A 40.25 N/A 1676 N/A 42.75 N/A 32 N/A 1.62
38150BDSA N/A 38 N/A 48.75 N/A 3.44 N/A 42.25 N/A 1819 N/A 45.25 N/A 32 N/A 1.62
40150BDSA N/A 40 N/A 50.75 N/A 3.56 N/A 44.25 N/A 2040 N/A 47.25 N/A 36 N/A 1.62
42150BDSA N/A 42 N/A 53.00 N/A 3.81 N/A 47.00 N/A 2380 N/A 49.50 N/A 36 N/A 1.62
44150BDSA N/A 44 N/A 55.25 N/A 4.00 N/A 49.00 N/A 2715 N/A 51.75 N/A 40 N/A 1.62
46150BDSA N/A 46 N/A 57.25 N/A 4.06 N/A 51.00 N/A 2961 N/A 53.75 N/A 40 N/A 1.62
48150BDSA N/A 48 N/A 59.50 N/A 4.25 N/A 53.50 N/A 3350 N/A 56.00 N/A 44 N/A 1.62
50150BDSA N/A 50 N/A 61.75 N/A 4.38 N/A 55.50 N/A 3716 N/A 58.25 N/A 44 N/A 1.88
52150BDSA N/A 52 N/A 64.00 N/A 4.56 N/A 57.50 N/A 4156 N/A 60.50 N/A 44 N/A 1.88
54150BDSA N/A 54 N/A 66.25 N/A 4.75 N/A 59.50 N/A 4639 N/A 62.75 N/A 44 N/A 1.88
56150BDSA N/A 56 N/A 68.75 N/A 4.88 N/A 62.00 N/A 5130 N/A 65.00 N/A 48 N/A 1.88
58150BDSA N/A 58 N/A 71.00 N/A 5.06 N/A 64.00 N/A 5675 N/A 67.25 N/A 48 N/A 1.88
60150BDSA N/A 60 N/A 73.00 N/A 5.19 N/A 66.00 N/A 6155 N/A 69.25 N/A 52 N/A 1.88
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