SOCKET FLANGES ASME B16.5 Class 150

Nominal
Size
NPS
Outside
Diameter
of
Flange
Thickness
of
Flange
Diameter Of Raised
Face (1)
Diameter
Of Hub
At Base (2)
Length
thru
Hub
Diameter
Of
Socket
Depth
Of
Socket
Number of
Bolt Holes
Diameter
of
Bolt
Holes
Diameter
of
Bolts
Diameter
of
Bolt
Circle
Approx.
Weight

Pounds
Kg

O C R X Y B D
½ in. 3.5 0.44 138 1.19 0.62 0.88 0.38 4 0.62 ½ 2.38 1
mm 88.9 11.2 35.1 30.2 15.7 22.4 9.7 15.7 12.7 60.5 0.5
¾ in. 3.88 0.5 1.69 1.5 0.62 1.09 0.44 4 0.62 ½ 2.75 2
mm 98.6 12.7 42.9 38.1 15.7 27.7 11.2 15.7 12.7 69.9 1
1 in. 4.25 0.56 2 1.94 0.69 1.36 0.5 4 0.62 ½ 3.12 2
mm 108 14.2 50.8 49.3 17.5 34.5 12.7 15.7 12.7 79.2 1
1 ¼  in. 4.62 0.62 2.5 2.31 0.81 1.7 0.56 4 0.62 ½ 3.5 3
mm 117.3 15.7 63.5 58.7 20.6 43.2 14.2 15.7 12.7 88.9 1
1 ½  in. 5 0.69 2.88 2.56 0.88 1.95 0.62 4 0.62 ½ 3.88 3
mm 127 17.5 73.2 65 22.4 49.5 15.7 15.7 12.7 98.6 1
2 in. 6 0.75 3.62 3.06 1 2.44 0.69 4 0.75  5/8 4.75 5
mm 152.4 19.1 91.9 77.7 25.4 62 17.5 19.1 15.9 120.7 2
2 ½  in. 7 0.88 4.12 3.56 1.12 2.94 0.75 4 0.75  5/8 5.5 7
mm 177.8 22.4 104.6 90.4 28.4 74.7 19.1 19.1 15.9 139.7 3
3 in. 7.5 0.94 5 4.25 1.19 3.57 0.81 4 0.75  5/8 6 8
mm 190.5 23.9 127 108 30.2 90.7 20.6 19.1 15.9 152.4 4
3 ½ in. 8.5 0.94 5.5 4.81 1.25 4.07 8 0.75  5/8 7 11
mm 215.9 23.9 139.7 122.2 31.8 103.4 19.1 15.9 177.8 5
4 in. 9 0.94 6.19 5.31 1.31 4.6 8 0.75  5/8 7.5 13
mm 228.6 23.9 157.2 134.9 33.3 116.1 19.1 15.9 190.5 6
5 in. 10 0.94 7.31 6.44 1.44 5.66 8 0.88 ¾ 8.5 15
mm 254 23.9 185.7 163.6 36.6 143.8 22.4 19.1 215.9 7
6 in. 11 1 8.5 7.56 1.56 6.72 8 0.88 ¾ 9.5 19
mm 279.4 25.4 215.9 192 39.6 170.7 22.4 19.1 241.3 9
8 in. 13.5 1.12 10.62 9.69 1.75 8.72 8 0.88 ¾ 11.75 30
mm 342.9 28.4 269.7 246.1 44.5 221.5 22.4 19.1 298.5 14
10 in. 16 1.19 12.75 12 1.94 10.88 12 1  7/8 14.25 43
mm 406.4 30.2 323.9 304.8 49.3 276.4 25.4 22.2 362 20
12 in. 19 1.25 15 14.38 2.19 12.88 12 1  7/8 17 64
mm 482.6 31.8 381 365.3 55.6 327.2 25.4 22.2 431.8 29
14 in. 21 1.38 16.25 15.75 2.25 14.14 12 1.12 1 18.75 90
mm 533.4 35.1 412.8 400.1 57.2 359.2 28.4 25.4 476.3 41
16 in. 23.5 1.44 18.5 18 2.5 16.16 16 1.12 1 21.25 98
mm 596.9 36.6 469.9 457.2 63.5 410.5 28.4 25.4 539.8 44
18 in. 25 1.56 21 19.88 2.69 18.18 16 1.25 1 1/8 22.75 130
mm 635 39.6 533.4 505 68.3 461.8 31.8 28.6 577.9 59
20 in. 27.5 1.69 23 22 2.88 20.2 20 1.25 1 1/8 25 165
mm 698.5 42.9 584.2 558.8 73.2 513.1 31.8 28.6 635 75
24 in. 32 1.88 27.25 26.12 3.25 24.25 20 1.38 1 ¼ 29.5 220
mm 812.8 47.8 692.2 663.4 82.6 616 35.1 31.8 749.3 100