Industry Standard Class 125 Light-weight Slip-On Flanges

Products Nominal Pipe SizeOutside Diameter (O)Thickness (T)Overall Thickness (Y)Hub Diameter (X)Inside Diameter (B)Approximate Weight (lbs)Number of Bolt HolesDiameter of Bolt HolesDiameter of Bolt Circle (C)
04125SOISLW4 9.00 0.500 0.875 5.312 4.57 7 80.750 0.750
05125SOISLW5 10.00 0.5621.250 6.312 5.66 8 8 0.875 8.50
06125SOISLW6 11.00 0.562 1.250 7.562 6.72 13 8 0.875 9.50
08125SOISLW8 13.50 0.562 1.250 9.688 8.72 18 8 0.875 11.75
10125SOISLW10 16.000.688 1.250 12.000 10.88 26 12 1.000 14.25
12125SOISLW12 19.00 0.750 1.250 14.375 12.88 42 12 1.000 17.00
14125SOISLW14 21.000.750 1.250 15.750 14.14 44 12 1.125 18.75
16125SOISLW16 23.50 0.750 1.250 18.000 16.16 58 16 1.12521.25
18125SOISLW18 25.00 0.750 1.750 19.87518.18 59 16 1.250 22.75
20125SOISLW20 27.50 0.750 1.75022.000 20.20 69 20 1.250 25.00
22125SOISLW2229.50 1.000 1.750 24.25022.22 76 20 1.375 27.25
24125SOISLW24 32.00 1.000 1.750 26.125 24.25 115 20 1.375 29.50
26125SOISLW26 34.25 1.000 1.750 28.500 26.25 125 24 1.375 31.75
28125SOISLW28 36.50 1.000 1.750 30.500 28.25 140 28 1.375 34.00
30125SOISLW3038.75 1.000 1.750 32.500 30.25 150 28 1.375 36.00
32125SOISLW32 41.75 1.125 1.750 34.750 32.25 205 28 1.62538.50
34125SOISLW34 43.75 1.125 1.750 36.750 34.25 215 32 1.625 40.50
36125SOISLW36 46.00 1.125 1.750 38.750 36.25 235 32 1.625 42.75
38125SOISLW38 48.75 1.125 1.750 40.750 38.25265 321.625 45.25
40125SOISLW40 50.75 1.125 1.750 43.000 40.25 280 36 1.625 47.25
42125SOISLW42 53.00 1.250 1.750 45.000 42.25 33036 1.625 49.50
44125SOISLW44 55.251.2502.25047.000 44.25 350 40 1.625 51.75
46125SOISLW46 57.25 1.250 2.250 49.000 46.25 365 40 1.625 53.75
48125SOISLW48 59.50 1.3752.500 51.000 48.25 425 44 1.625 56.00
50125SOISLW50 61.75 1.375 2.500 53.000 50.25 450 44 1.875 58.25