Industry Standard Class 125/150 Blind Flanges

Products Nominal Pipe SizeOutside Diameter (O)Thickness (T)Approximate Weight (lbs)Number of Bolt HolesDiameter of Bolt HolesDiameter of Bolt Circle (C)
26125BDIS 26 34.25 2.00 260 24 1.38 31.75
28125BDIS2836.50 2.06 295 28 1.38 34.00
30125BDIS3038.75 2.13 340 28 1.38 36.00
32125BDIS3241.752.25 410 28 1.63 38.50
34125BDIS3443.75 2.31 440 32 1.63 40.50
36125BDIS3646.00 2.38 495 32 1.63 42.75
38125BDIS3848.75 2.38 570 32 1.63 45.25
40125BDIS4050.75 2.50 620 36 1.63 47.25
42125BDIS4253.00 2.63 710 36 1.63 49.50
44125BDIS44 55.25 2.63 750 40 1.63 51.75
46125BDIS4657.25 2.69 800 40 1.63 53.75
48125BDIS4859.502.75 870 44 1.63 56.00
50125BDIS5061.75 2.75 900 44 1.88 58.25
52125BDIS5264.00 2.88 1000 44 1.88 60.50
54125BDIS5466.25 3.001100 44 1.88 62.75
60125BDIS6073.00 3.131350 52 1.88 69.25
66125BDIS6680.00 3.38 1775 52 1.88 76.00
72125BDIS7286.50 3.50 2100 60 1.88 82.50
84125BDIS8499.75 3.88 2825 64 2.13 95.50
96125BDIS96113.25 4.25 3800 68 2.38108.50