ASTM CLASS 2500 THREADED FLANGES

Item #Nominal Pipe SizeOutside Diameter (O)Thickness (T)Raised Face Diameter (R)Length Thru Hub (Y)Hub Diameter (X)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
0H2500THAN 1/2 5.25 1.19 1.38 1.56 1.69 7 3.50 4 0.88
3Q2500THAN 3/4 5.50 1.25 1.69 1.69 2.00 8 3.75 4 0.88
012500THAN 1 6.25 1.38 2.00 1.88 2.25 11 4.25 4 1.00
1Q2500THAN 1 1/4 7.25 1.50 2.50 2.06 2.88 16 5.13 4 1.13
1H2500THAN 1 1/2 8.00 1.75 2.88 2.38 3.13 22 5.75 4 1.25
022500THAN 2 9.25 2.00 3.63 2.75 3.75 38 6.75 8 1.13
2H2500THAN 2 1/2 10.50 2.25 4.13 3.13 4.50 55 7.75 8 1.25
032500THAN 3 12.00 2.63 5.00 3.63 5.25 83 9.00 8 1.38
042500THAN 4 14.00 3.00 6.19 4.25 6.50 125 10.75 8 1.63
052500THAN 5 16.50 3.63 7.31 5.13 8.00 210 12.75 8 1.88
062500THAN 6 19.00 4.25 8.50 6.00 9.25 325 14.50 8 2.13
082500THAN 8 21.75 5.00 10.63 7.00 12.00 485 17.25 12 2.13
102500THAN 10 26.50 6.50 12.75 9.00 14.75 930 21.25 12 2.63
122500THAN 12 30.00 7.25 15.00 10.00 17.38 1100 24.38 12 2.88