Threaded Flange Dimensions

Threaded Flanges 150 Lbs Dimensions

Drilling
Nominal Bore Dia.
(D)		 Thick.
(E)		 Dia.
(F)		 Dia.
(B)		 Height1
(H)		 Nbr Holes Dia.
(C)
1″ 110 12.7 50.80 49 16 4 15.87 79.4
1 1/4″ 115 14.3 63.50 59 19 4 15.87 88.9
1 1/2″ 125 15.9 73.15 65 21 4 15.87 98.4
1/2″ 90 9.6 35.05 30 14 4 15.87 60.3
3/4″ 100 11.2 42.92 38 14 4 15.87 69.9
2″ 150 17.5 91.94 78 24 4 19.05 120.7
2 1/2″ 180 20.7 104.65 90 27 4 19.05 139.7
3″ 190 22.3 127.00 108 29 4 19.05 152.4
3 1/2″ 215 22.3 139.70 122 30 8 19.05 177.8
4″ 230 22.3 157.22 135 32 8 19.05 190.5
5″ 255 22.3 185.67 164 35 8 22.22 215.9
6″ 280 23.9 215.90 192 38 8 22.22 241.3
8″ 345 27.0 269.75 246 43 8 22.22 298.5
18″ 635 38.1 533.40 505 67 16 31.75 577.9
10″ 405 28.6 323.85 305 48 12 25.40 362.0
12″ 485 30.2 381.00 365 54 12 25.40 431.8
14″ 535 33.4 412.75 400 56 12 28.57 476.3
16″ 595 35.0 469.90 457 62 16 28.57 539.8
20″ 700 41.3 584.20 559 71 20 31.75 635.0
24″ 815 46.1 692.15 663 81 20 34.92 749.3

Threaded Flanges 300 Lbs Dimensions

Drilling
Nominal Bore Dia.
(D)		 Thick.
(E)		 Dia.
(F)		 Dia.
(B)		 Dia.
(A)		 Height1
(H)		 Nbr Holes Dia. 
(C)
1/2″ 95 12.7 35.05 38 23.6 21 4 15.87 66.7
3/4″ 115 14.3 42.92 48 29.0 24 4 19.05 82.6
1″ 125 15.9 50.80 54 35.8 25 4 19.05 88.9
1 1/4″ 135 17.5 63.50 64 44.4 25 4 19.05 98.4
1 1/2″ 155 19.1 73.15 70 50.3 29 8 22.22 114.3
2″ 165 20.7 91.94 84 63.5 32 8 19.05 127.0
2 1/2″ 190 23.9 104.65 100 76.2 37 8 22.22 149.2
3″ 210 27.0 127.00 117 92.2 41 8 22.22 168.3
3 1/2″ 230 28.6 139.70 133 104.9 43 8 22.22 184.2
4″ 255 30.2 157.22 146 117.6 46 8 22.22 200.0
5″ 280 33.4 185.67 178 144.4 49 8 22.22 235.0
6″ 320 35.0 215.90 206 171.4 51 12 22.22 269.9
8″ 380 39.7 269.75 260 222.2 60 12 25.40 330.2
10″ 445 46.1 323.85 321 276.2 65 16 28.57 387.4
12″ 520 49.3 381.00 375 328.6 71 16 31.75 450.8
14″ 585 52.4 412.75 425 360.4 75 20 31.75 514.4
16″ 650 55.6 469.90 483 411.2 81 20 34.92 571.5
18″ 710 58.8 533.40 533 462.0 87 24 34.92 628.6
20″ 775 62.0 584.20 587 512.8 94 24 34.92 685.8
24″ 915 68.3 692.15 702 614.4 105 24 41.27 812.8

Threaded Flanges 600 Lbs Dimensions

Drilling
Nominal Bore Dia.
(D)		 Thick.
(E)		 Dia.
(F)		 Dia.
(B)		 Dia.
(A)		 Height1
(H)		 Nbr Holes Dia.
(C)
1/2″ 95 14.3 35.05 38 23.6 22 4 15.87 66.7
3/4″ 115 15.9 42.92 48 29.0 25 4 19.05 82.6
2″ 165 25.4 91.94 84 63.5 37 8 19.05 127.0
2 1/2″ 190 28.6 104.65 100 76.2 41 8 22.22 149.2
3″ 210 31.8 127.00 117 92.2 46 8 22.22 168.3
3 1/2″ 230 35.0 139.70 133 104.9 49 8 25.40 184.2
1″ 125 17.5 50.80 54 35.8 27 4 19.05 88.9
1 1/4″ 135 20.7 63.50 64 44.4 29 4 19.05 98.4
1 1/2″ 155 22.3 73.15 70 50.6 32 4 22.22 114.3
4″ 275 38.1 157.22 152 117.6 54 8 25.40 215.9
5″ 330 44.5 185.67 189 144.4 60 8 28.57 266.7
6″ 355 47.7 215.90 222 171.4 67 12 31.75 292.1
8″ 420 55.6 269.75 273 222.2 76 12 31.75 349.2
10″ 510 63.5 323.85 343 276.2 86 16 34.92 431.8
12″ 560 66.7 381.00 400 328.6 92 20 34.92 489.0
14″ 605 69.9 412.75 432 360.4 94 20 38.10 527.0
16″ 685 76.2 469.90 495 411.2 106 20 41.27 603.2
18″ 745 82.6 533.40 546 462.0 117 20 44.45 654.0
20″ 815 88.9 584.20 610 512.8 127 24 44.45 723.9
24″ 940 101.6 692.15 718 614.4 140 24 47.62 838.2