ASTM CLASS 2500 SLIP-ON FLANGES

Item #Nominal Pipe SizeOutside Diameter (O)Thickness (T)Raised Face Diameter (R)Length Thru Hub (Y)Hub Diameter (X)Bore (B)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
0H2500SOAN 1/2 5.25 1.19 1.38 1.56 1.69 0.88 7 3.50 4 0.88
3Q2500SOAN 3/4 5.50 1.25 1.69 1.69 2.00 1.09 8 3.75 4 0.88
012500SOAN 1 6.25 1.38 2.00 1.88 2.25 1.36 11 4.25 4 1.00
1Q2500SOAN 1 1/4 7.25 1.50 2.50 2.06 2.88 1.70 16 5.13 4 1.13
1H2500SOAN 1 1/2 8.00 1.75 2.88 2.38 3.13 1.95 22 5.75 4 1.25
022500SOAN 2 9.25 2.00 3.63 2.75 3.75 2.44 38 6.75 8 1.13
2H2500SOAN 2 1/2 10.50 2.25 4.13 3.13 4.50 2.94 55 7.75 8 1.25
032500SOAN 3 12.00 2.63 5.00 3.63 5.25 3.57 83 9.00 8 1.38
042500SOAN 4 14.00 3.00 6.19 4.25 6.50 4.57 125 10.75 8 1.63
052500SOAN 5 16.50 3.63 7.31 5.13 8.00 5.66 210 12.75 8 1.88
062500SOAN 6 19.00 4.25 8.50 6.00 9.25 6.72 325 14.50 8 2.13
082500SOAN 8 21.75 5.00 10.63 7.00 12.00 8.72 485 17.25 12 2.13
102500SOAN 10 26.50 6.50 12.75 9.00 14.75 10.88 930 21.25 12 2.63
122500SOAN 12 30.00 7.25 15.00 10.00 17.38 12.88 1100 24.38 12 2.88