ASTM CLASS 900 BLIND FLANGES

Item #Nominal Pipe SizeOutside Diameter (O)Thickness (T)Raised Face Diameter (R)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
0H900BDAN 1/2 4.75 0.88 1.38 4 3.25 4 0.88
3Q900BDAN 3/4 5.13 1.00 1.69 6 3.50 4 0.88
01900BDAN 1 5.88 1.13 2.00 8 4.00 4 1.00
1Q900BDAN 1 1/4 6.25 1.13 2.50 9 4.38 4 1.00
1H900BDAN 1 1/2 7.00 1.25 2.88 13 4.88 4 1.13
02900BDAN 2 8.50 1.50 3.63 25 6.50 8 1.00
2H900BDAN 2 1/2 9.63 1.63 4.13 35 7.50 8 1.13
03900BDAN 3 9.50 1.50 5.00 29 7.50 8 1.00
04900BDAN 4 11.50 1.75 6.19 54 9.25 8 1.25
05900BDAN 5 13.75 2.00 7.31 87 11.00 8 1.38
06900BDAN 6 15.00 2.19 8.50 115 12.50 12 1.25
08900BDAN 8 18.50 2.50 10.63 200 15.50 12 1.50
10900BDAN 10 21.50 2.75 12.75 290 18.50 16 1.50
12900BDAN 12 24.00 3.13 15.00 415 21.00 20 1.50
14900BDAN 14 25.25 3.38 16.25 520 22.00 20 1.63
16900BDAN 16 27.75 3.50 18.50 600 24.25 20 1.75
18900BDAN 18 31.00 4.00 21.00 850 27.00 20 2.00
20900BDAN 20 33.75 4.25 23.00 1075 29.50 20 2.13
24900BDAN 24 41.00 5.50 27.25 2025 35.50 20 2.63