• ASA 150Ib
  • ASA 300Ib
  • ASA 400Ib
  • ASA 600Ib
  • ASA 900Ib
  • ASA 1500Ib
  • ASA 2500Ib
  • Ring-Joint
  • Male/Female/Tongue
  • Tolerance Chart
Nominal pipe size Outside diam. of Flange Thickn. of Flanges 48.0Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) Bo D B Y Y Y r2 H C   h
1/2" 89 11.5 34.9 30.0 22.2 15.7 22.2 9.5 22.9 15.9 15.9 47.6 3.2 21.3 60.3 4 16
3/4" 98 13.0 42.0 38.1 27.7 20.8 27.7 11.1 28.2 15.9 15.9 52.4 3.2 26.7 69.8 4 16
1" 108 14.5 50.8 49.2 34.5 26.7 34.5 12.7 35.1 17.5 17.5 55.6 3.2 33.5 79.4 4 16
1 1 /4" 117 16.0 63.5 58.7 43.2 35.1 43.2 14.3 43.7 20.6 20.6 57.1 4.8 42.2 88.9 4 16
1 1 /2" 127 17.5 73.0 56.1 49.5 40.9 49.5 15.9 50.0 22.2 22.2 61.9 6.4 48.3 98.4 4 16
2" 152 19.5 92.1 77.6 62.0 52.6 62.0 17.5 62.5 25.4 25.4 63.5 7.9 60.4 120.6 4 20
2 1/2" 178 22.5 104.8 90.5 74.7 62.7 74.7 19.0 75.4 28.6 28.6 69.8 7.9 73.1 139.7 4 20
3" 191 24.0 127.0 107.9 90.7 78.0 90.7 20.6 91.4 30.2 30.2 69.8 9.5 88.9 152.4 4 20
3 1/2" 216 24.0 139.7 122.2 103.4 90.2 103.4 22.2 104.1 31.7 31.7 71.4 9.5 101.6 177.8 8 20
4" 229 24.0 157.2 134.9 116.1 102.4 116.1 23.8 116.8 33.3 33.3 76.2 11.1 114.3 19.5 8 20
5" 254 24.0 185.7 163.5 143.8 128.3 143.8 23.8 144.5 36.5 36.5 88.9 11.1 141.2 215.9 8 23
6" 279 25.5 215.9 192.1 170.7 154.2 170.7 2.0 171.4 39.7 39.7 8.9 12.7 168.4 241.3 8 23
8" 343 29.0 269.9 246.1 221.5 202.7 221.5 31.7 222.2 44.4 44.4 101.6 12.7 219.2 298.4 8 23
10" 406 30.5 323.8 304.8 276.3 254.5 276.3 33.3 277.4 49.2 49.2 101.6 12.7 273.0 361.9 12 26
12" 483 32.0 381.0 365.1 327.1 304.8 327.1 39.7 328.2 55.6 55.6 114.3 12.7 323.8 431.8 12 26
14" 535 35.0 412.8 400.0 359..1 336.5 359.1 41.3 360.2 57.1 79.4 127.0 12.7 355.6 476.2 12 29
16" 595 37.0 469.9 457.2 410.5 387.3 410.5 44.4 411.2 63.5 87.3 127.0 12.7 406.4 539.7 16 29
18" 635 40.0 533.4 508.8 461.8 438.1 461.8 49.2 462.4 68.3 96.8 139.7 12.7 457.2 577.8 16 32
20" 700 43.0 584.2   513.1 488.9 513.1 54.0 514.3 73.2 103.2 144.5 12.7 508.0 635.0 20 32
24" 815 48.0 692.2 663.6 615.9 590.5 615.9 63.5 615.9 82.5 111.1 152.4 12.7 609.6 49.3 20 35
Nominal pipe size Outside Diame. of Flange Thinkn. of Flange Diam. of Raised Face Diam. of Hub at Base Slip on Diam.of Bore Socket Weld Diam. of Bore Diam. of Socket Depth of Socket Diam. of Bore Lap Jt. Lengththru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Otside Diam. of Pipe=Out-Side Diam. of Hub at Point of Welding Diam. of Boltcircle No. of Hole Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   h
1/2" 95 14.5 34.9 38.1 22.3 15.7 22.3 9.5 22.9 22.2 22.2 52.4 3.2 21.3 66.7 4 16
3/4" 117 16.0 42.9 47.6 27.7 20.8 27.7 11.1 28.2 25.4 25.4 57.1 3.2 26.7 82.5 4 20
1" 124 17.5 50.8 54.0 34.5 26.7 34.5 12.7 35.1 2.0 2.0 61.9 3.2 33.5 8.9 4 20
1 1/4" 133 19.5 63.5 63.5 43.2 35.1 43.2 14.3 43.7 27.0 27.0 65.1 4.8 42.2 98.4 4 20
1 1/2" 156 21.0 73.0 69.8 49.5 40.9 49.5 15.9 50.0 30.2 30.2 68.3 6.4 48.3 114.3 4 23
2" 165 22.5 92.1 84.1 62.0 52.6 32.0 17.5 62.5 33.3 33.3 69.8 7.9 60.4 127.0 8 20
2 1/2" 191 25.5 104.8 100.0 4.7 62.7 74.7 19.0 75.4 38.1 38.1 76.2 7.9 73.1 149.2 8 23
3" 210 29.0 127.0 117.5 90.7 78.0 90. 20.6 91.4 42.9 42.9 79.4 9.5 88.9 168.3 8 23
3 1/2" 229 30.5 139.7 133.3 103.4 90.2 103.4 22.2 104.1 44.4 44.4 81.0 9.5 101.6 184.1 8 23
4" 254 32.0 157.2 146.0 116.1 102.4 116.1 23.8 116.8 48.0 48.0 85.7 11.1 114.3 200.0 8 23
5" 279 35.0 185. 177.8 143.8       144.5 50.8 50.8 98.4 11.1 141.2 234.9 8 23
6" 318 37.0 215.9 206.4 170.7       171.4 52.4 52.4 98.4 12.7 168.4 269.9 12 23
8" 381 41.5 269.9 260.3 221.5       222.2 61.9 62.0 111.1 12.7 219.2 330.2 12 26
10" 445 48.0 323.8 320.7 276.3       277.4 66.7 95.2 117.5 12.7 273.0 387.3 16 29
12" 520 51.0 381.0 374.6 327.1       328.2 73.0 102.0 130.2 12.7 323.8 450.8 16 32
14" 585 54.0 412.7 425.4 359.1       360.2 76.2 111.1 142.9 12.712.7 355.6 514.3 20 32
16" 560 57.5 469.9 482.6 410.5       411.2 82.5 121.0 146.0 12.7 406.4 571.5 20 35
18" 710 60.4 533.4 533.4 461.8       462.4 88.9 130.2 158.7 12.7 457.2 628.6 24 35
20" 775 63.5 584.2 587.4 513.1       514.3 95.2 140.0 161.9 12.7 508.0 685.8 24 35
24" 915 70.0 692.1 701.7 615.9       615.9 106.4 152.4 168.3 12.7 609.6 812.8 24 42
Nominal pipe size Outside diam. of Flange Thickn. of Flanges Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   h
1/2" 95 14.5 34.9 38.1 22.3       22.9 22.2 22.2 52.4 3.2 21.3 66.7 4 16
3/4" 117 16.0 42.9 47.6 27.7       28.2 25.4 25.4 57.1 3.2 26.7 82.5 4 20
1" 124 17.5 50.8 54.0 34.5       35.1 27.0 27.0 61.9 3.2 33.5 88.9 4 20
1 1/4" 133 21.0 63.5 63.5 43.2       43.7 28.6 29.0 66.7 4.8 42.2 98.4 4 20
1 1/2" 156 22.5 73.0 69.8 49.5       50.0 31.7 32.0 69.8 6.4 48.3 114.3 4 23
2" 165 25.5 92.1 84.1 62.0       62.5 36.5 37.0 73.0 7.9 60.4 127.0 8 20
2 1/2" 191 29.0 104.8 100.0 74.7       75.4 41.3 41.3 79.4 7.9 73.1 149.2 8 23
3" 210 32.0 127.0 117.5 90.7       91.4 46.0 46.0 82.5 9.5 88.9 168.3 8 23
3 1/2" 229 35.0 139.7 133.3 103.4       104.1 49.2 49.2 85.7 9.5 101.6 184.1 8 26
4" 254 .5.0 157.2 146.0 116.1       116.8 50.8 51.0 88.9 11.1 114.3 200.0 8 26
5" 279 38.5 185.7 17.8 143.8       144.5 54.0 54.0 101.6 11.1 141.2 234.9 8 26
6" 318 41.5 215.9 206.4 170.7       171.5 57.1 57.1 103.2 12.7 168.4 269.0 12 26
8" 381 48.0 269.9 260.3 221.5       222.2 68.3 68.3 117.5 12.7 219.2 330.2 12 29
10" 445 54.0 323.8 320.7 276.3       277.4 73.0 102.0 123.8 12.7 273.0 387.3 16 32
12" 520 57.5 381.0 374.6 327.1       328.2 79.4 108.0 136.5 12.7 323.8 450.8 16 35
14" 585 60.5 412.7 425.4 359.1       360.2 84.1 117.5 149.2 12.7 355.6 514.3 20 35
16" 560 63.5 469.9 482.6 410.5       411.2 93.7 127.0 152.4 12.7 406.4 571.5 20 39
18 710 67.0 533.4 533.4 18018       462.4 98.4 137.0 165.1 12.7 457.2 628.6 24 39
20" 775 70.0 584.2 587.4 513.1       514.3 101.6 146.0 168.3 12.7 508.0 685.8 24 42
24" 915 76.5 692.1 701.7 615.9       615.9 114.3 159.0 174.6 12.7 609.6 812.8 24 48
Nominal pipe size Outside diam. of Flange Thickn. of Flanges Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   H
1/2" 95 14.5 34.9 38.1 22.3 14.0 22.3 .5 22.9 22.2 22.2 52.4 3.2 21.3 66.7 4 16
3/4" 117 16.0 42.9 47.6 27.7 18.8 27.7 11.1 28.2 25.4 25.4 57.1 3.2 26.7 82.5 4 20
1" 124 17.5 50.8 54.0 34.5 24.4 34.5 12.7 35.1 27.0 27.0 61.9 3.2 33.5 8.9 4 20
1 1/4" 133 21.0 63.5 63.5 43.2 32.5 43.2 14.3 43.7 28.6 29.0 66.7 4.8 42.2 98.4 4 20
1 1/2" 156 22.5 73.0 69.8 49.5 38.1 49. 15.9 50.0 31.7 32.0 69.8 6.4 48.3 114.3 4 23
2" 165 25.5 92.1 84.12 62.0 49.3   17.5 62.5 36.5 37.0 73.0 7.9 60.4 127.0 8 20
2 1/2" 191 29.0 104.8 100.0 74.7 58.9   19.0 75.4 41.3 41.3 79.4 7.9 73.1 149.2 8 23
3" 210 32.0 127.0 117.5 90.7 73.7 90.7 20.6 91.4 46.0 46.0 82.5 9.5 88.9 168.3 8 23
3 1/2" 229 35.0 139.7 133.3 103.4 85.3 103.4 22.2 104.1 49.2 49.2 85.7 9.5 101.6 184.1 8 26
4" 273 38.5 157.2 152.4 116.1       116.8 54.0 54.0 101.6 11.1 114.3 215.9 8 26
5" 330 44.5 185. 188.9 143.8       144.5 60.3 60.3 114.3 11.1 141.2 266.7 8 29
6 356 48.0 215.9 222.2 170.7       171.4 66.7 67.0 117.5 12.7 168.4 292.1 12 29
8" 419 55.6 269.9 273.0 221.5       222.2 76.2 76.2 133.3 12.7 219.2 349.2 12 32
10" 510 63.5 232.8 242.9 276.3       277.4 85.7 111.1 152.4 12.7 273.0 431.8 16 35
12" 560 67.0 381.0 400.0 327.1       328.2 92.1 117.5 155.6 12.7 323.8 488.9 20 35
14" 605 70.0 412.7 431.8 359.1       360.2 93.7 12.0 165.1 12.7 355.6 527.0 20 39
16" 685 76.5 469.9 795.3 410.5       411.2 106.4 140.0 17.8 12.7 406.4 603.2 20 42
18 745 83.0 533.4 546.1 461.8       462.4 117.5 152.4 184.1 12.7 457.2 654.0 20 45
20" 815 89.0 584.2 609.6 513.1       514.3 127.0 165.1 190.5 12.7 508.0 723.9 24 45
24" 940 102.0 692.1 717.5 615.9       615.9 139.7 184.1 203.2 12.7 609.6 838.2 24 51
Nominal pipe
size		 Outside diam. of Flange Thickn. of Flanges Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   H
1/2" 121 22.5 34.9 38.1 22.3       22.9 31.7 32.0 60.3 3.2 21.3 82.5 4 23
3/4" 130 25.5 42.9 44.4 27.7       28.2 34.9 35.0 69.8 3.2 26.7 88.9 4 23
1" 149 29.0 50.8 52.4 34.5       35.1 41.3 41.3 73.0 3.2 33.5 101.6 4 26
1 1/4" 159 29.0 63.5 63.5 43.2       43.7 41.3 41.3 73.0 4.8 42.2 111.1 4 26
1 1/2" 178 32.0 73.0 69.8 49.5       50.0 44.4 44.4 82.5 6.4 48.3 123.8 4 29
2" 216 38.5 92.1 104.8 62.0       62.5 57.1 57.1 101.6 7.9 60.4 165.1 8 26
2 1/2" 244 41.5 104.8 123.8 74.7       75.4 63.5 64.0 104.8 7.9 73.1 190.5 8 29
3" 241 38.5 127.0 127.0 90.7       91.4 54.0 54.0 101.6 9.5 88.9 190.5 8 26
4" 292 44.5 157.2 158.7 116.1       116.8 69.8 70.0 114.3 11.1 114.3 234.9 8 32
5" 349 51.0 185.7 190.5 143.8       144.5 79.4 79.4 127.0 11.1 141.2 279.4 8 35
6" 381 56.0 215.9 234.9 170.7       171.4 85.7 86.0 139.7 12.7 168.4 317.5 12 32
8" 470 63.5 269.9 298.4 221.5       222.2 101.6 114.3 161.9 12.7 219.2 393.7 12 39
10" 545 70.0 323.8 368.3 276.3       277.4 107.9 127.0 184.1 12.7 273.0 469.9 16 39
12" 610 79.5 381.0 419.1 327.1       328.2 117.5 142.9 200.0 12.7 323.8 533.4 20 39
14" 640 86.0 412.7 450.8 359.1       360.2 130.2 155.6 212.7 12.7 355.6 558.8 20 42
16" 705 89.0 469.9 508.0 410.5       411.2 133.3 165.1 215.9 12.7 406.4 615.9 20 45
18 785 120.0 533.4 565.1 461.8       462.4 152.4 190.5 228.8 12.7 457.2 685.8 20 51
20" 855 108.0 584.2 622.3 513.1       514.3 158.7 209.5 247.6 12.7 508.0 749.3 20 54
24" 1040 140.0 692.1 749.3 615.9       615.9 203.2 266.7 292.1 12.7 609.6 901.7 20 67
Nominal pipe
size		 Outside diam. of Flange Thickn. of Flanges Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   H
1/2" 121 22.5 34.9 38.1 22.3       22.9 31.7 32.0 60.3 3.2 21.3 82.5 4 23
3/4" 130 25.5 42.9 44.4 27.7       28.2 34.9 35.0 69.8 3.2 26.7 88.9 4 23
1" 149 29.0 50.8 52.4 34.5       35.1 41.3 41.3 73.0 3.2 33.5 101.6 4 26
1 1/4" 159 29.0 63.5 63.5 43.2       43.7 41.3 41.3 73.0 4.8 42.2 111.1 4 26
1 1/2" 178 32.0 73.0 69.8 49.5       50.0 44.457.1 44.4 82.5 6.4 48.3 123.8 4 29
2" 216 38.5 92.1 104.8 62.0       62.5 63.3 57.1 101.6 7.9 60.4 165.1 8 26
2 1/2" 244 41.5 104.8 123.8 74.7       75.4 73.0 64.0 104.8 7.9 73.1 190.5 8 29
3" 267 48.0 127.0 133.3 90.7       91.4 90.5 3.0 117.5 9.5 88.9 203.2 8 32
4" 311 54.0 157.2 161.9 116.1       116.8 104.8 90.5 123.8 11.1 114.3 241.3 8 35
5" 375 73.5 185.7 196.8 143.8       144.5 119.1 105.0 155.6 11.1 141.2 292.1 8 42
6" 394 83.0 215.9 228.6 170.7       171.4 142.9 119.1 171.4 12.7 168.4 317.5 12 39
8" 483 92.9 269.9 292.1 221.5       222.2 158.7 143.0 212.7 12.7 219.2 393.7 12 45
10" 585 108.0 323.8 368.3 276.3       277.4 181.0 178.0 254.0 12.7 273.0 482.6 12 51
12" 675 124.0 381.0 450.8 327.1       328.2   219.1 282.6 12.7 323.8 571.5 16 54
14" 750 133.5 412.7 495.3 359.1       360.2   241.3 298.4 12.7 355.6 635.0 16 61
16" 825 146.5 469.9 552.4 410.5       411.2   260.3 311.1 12.7 406.4 704.8 16 67
18 915 162.0 533.4 596.9 461.8       462.4   276.2 327.0 12.7 457.2 774.7 16 74
20" 985 178.0 584.2 641.2 513.1       514.3   292.1 355.6 12.7 508.0 831.8 16 80
24" 1170 203.5 692.1 762.0 615.9       615.9   330.2 406.4 12.7 609.6 990.6 16 93
Nominal pipe
size		 Outside diam. of Flange Thickn. of Flanges Diam. of Raised Face Diam. of Hub at Base Slip on Diam. of Bore Socket weld Diam. of Bore Diam. of Socket Depth of Socket Diam.of Bore Lap Jt. Length thru Hub S/O Length thru Hub LJ Length thru Hub WN Radius Outside Diam. Of pipe=Out-Side Diam.of Hub at point of welding Diam. of Boltcircle No. of Holes Diam. of Boltholes
  O Q R X B B(STD) B o D B Y Y Y r2 H C   H
1/2" 133 30.5 34.9 42.9 22.3       22.9 39.7 40.0 73.0 3.2 21.3 8.9 4 23
3/4" 140 32.0 42.9 50.8 27.7       28.2 42.9 43.0 79.4 3.2 26.7 95.2 4 23
1" 159 35.0 50.8 57.1 34.5       35.1 47.6 48.0 88.9 3.2 33.5 107.9 4 26
1 1/4" 184 38.5 63.5 3.0 43.2       43.7 52.4 52.4 95.2 4.8 42.2 130.2 4 29
1 1/2" 203 44.5 73.0 9.4 49.5       50.0 60.3 60.3 111.4 6.4 48.3 146.0 4 32
2" 235 51.0 92.1 95.2 62.0       62.5 69.8 70.0 127.0 7.9 60.4 171.4 8 29
2 1/2" 267 57.5 104.8 114.3 74.7       75.4 79.4 79.4 142.9 7.9 73.1 196.8 8 32
3" 305 67.0 127.0 133.3 90.7       91.4 92.1 92.1 168.3 9.5 8.9 228.6 8 35
4" 356 76.5 157.2 165.1 116.1       116.8 107.9 108.0 190.5 11.1 114.3 273.0 8 42
5" 419 92.5 185.7 203.2 143.8       144.5 130.2 130.2 228.6 11.1 141.2 323.8 8 48
6" 483 108.0 215.9 234.9 170.7       171.4 152.4 152.4 273.0 12.7 168.4 368.3 8 54
8" 550 127.0 269.9 304.8 221.5       222.2 177.8 178.0 317.5 12.7 216.2 438.1 12 54
10" 675 165.5 323.8 374.6 276.3       277.4 228.6 229.0 419.4 12.7 273.0 539.7 12 67
12" 760 184.5 381.0 441.3 327.1       328.2 254.0 254.0 463.5 12.7 323.8 619.1 12 74
Nominal Pipe Size Groove Dimensions R Diameter of Raised Face Ring-
Num-
ber
150
lb.		 300
lb.		 400 )
lb.		 600
lb.		 900 )
lb.		 1500
lb.		 2500
lb.		 Pitch
Dia-
meter		 Depth width Raddius
at
Bottom		 150 lb. 300 lb.
400 lb.
600 lb.		 900 lb. 1500 lb. 2500 lb.
+0.005 + 1/64
-0		 + 0.008 Max
P E F r
  1/2"   1/2"       1 11/32
34.1		 7/32
5.6		 9/32
7.1		 1/32
0.8		   2
50.8		       R 11
          1/2"   1 9/16
39.7		 1/4
6.4		 11/32
8.7		 1/32
0.8		       2 3/8
60.3		   R 12
  3/4"   3/4"     1/2" 1 11/16
42.9		 1/4
6.4		 11/32
8.7		 1/32
0.8		   2 1/2
63.5		     2 9/16
65.1		 R 13
          3/4   1 3/4
44.4		 1/4
6.4		 11/32
8.7		 1/32
0.8		       2 5/8
66.7		   R 14
1             1 /7/8
47.6		 1/4
6.4		 11/32
8.7		 1/32
0.8		 2 1/2
63.5		         R 15
  1   1   1 3/4 2
50.8		 1/4
6.4		 11/32
8.7		 1/32
0.8		   2 3/4
69.8		   2 13/16
71.4		 2 7/8
73.0		 R 16
1 1/4             2 /14
57.1		 1/4
6.4		 11/32
8.7		 1/16
0.8		 2 7/8
73.0		         R 17
  1 1/4   1 1/4   1 1/4 1 2 3/8
60.3		 1/4
6.4		 11/32
8.7		 1/32
0.8		   3 1/8
79.4		   3 3/16
81.0		 3 1/4
82.5		 R 18
1 1/2             2 9/16
65.1		 1/4
6.4		 11/32
8.7		 1/32
0.8		 3 1/4
82.5		         R 19
  1 1/2   1 1/2   1 1/2   2 11/16
68.3		 1/4
6.4 		11/32
8.7		 1/32
0.8		   3 9/16
90.5		   3 5/8
92.1		   R 20
            1 1/4 2 27/32
72.2		 5/16
7.9		 15/32
11.9		 1/32
0.8		         4
101.6		 R 21
2             3 1/4
82.5		 1/4
6.4		 11/32
8.7		 1/32
0.8		 4
101.6		         R 22
  2   2     1 1/2 3 1/4
82.5		 5/16
7.9		 15/32
11.9		 1/32
0.8		   4 1/4
107.9		     4 1/2
114.3		 R 23
          2   3 3/4
95.2		 5/16
7.9		 15/32
11.9		 1/32
0.8		       4 7/8
123.8		   R 24
2 1/2             4
101.6		 1/4
6.4		 11/32
8.7		 1/32
0.8		 4 3/4
119.1		         R 25
  2 1/2   2 1/2     2 4
101.6		 5/16
7.9		 15/32
11.9		 1/32
0.8		   5
127.0		     5 1/4
133.3		 R 26
          2 1/2   4 1/4
107.9		 5/16
7.9		 11/32
11.9		 1/32
0.8		       5 3/8
136.5		   R 27
            2 1/2 4 3/8
111.1		 3/8
9.5		 15/32
13.5		 1/16
1.6		         5 7/8
149.2		 R 28
3             4 1/2
114.3		 1/4
6.4		 15/32
8.7		 1/32
0.8
 5 1/4
133.3		         R 29
  3   3 3     4 5/8
117.5		 5/16
7.9		 11/32
11.9		 1/32
0.8		           R 30
              4 7/8
123.8		 5/16
7.9		 15/32
11.9		 1/32
0.8		   5 3/4
146.0		 6 1/8
155.6		     R 31
            3 5
127.0		 3/8
9.5		 17/32
13.5		 1/16
1.6
         6 5/8
168.3		 R 32
3 1/2             5 3/16
131.8		 1/4
6.4		 11/32
8.7		 1/32
0.8		 6 1/16
154.0		         R 33
  3 1/2   3 1/2       5 3/16
131.8		 5/16
7.9		 15/32
11.9		 1/32
0.8		   6 1/4
158.7		       R 34
          3   5 3/16
136.5		 5/16
7.9		 15/32
11.9		 1/32
0.8		       6 5/8
168.3		   R 35
4             5 3/8
149.2		 1.4
6.4		 11/32
8.7		 1/32
0.8		 6 3/4
171.4		         R 36
  4 4 4 4     5 7/8
149.2		 5.16
7.9		 21/32
11.9		 1/32
0.8		   6 7/8
174.6		 7 1/8
181.0		     R 37
            4 5 7/8
157.2		 7.16
11.1		 11/32
16.7		 1/16
1.6		         203.2 R 38
          4   6 3/16
161.9		 5.16
7.9		 15/32
11.9		 1/32
0.8		       7 5/8
193.7		   R 39
5             6 3/8
171.4		 1/4
6.4		 11/32
8.7		 1/32
0.8		 7 5/8
193.7		         R 40
  5 5 5 5     6 3/4
181.0		 5/16
7.9		 15/32
11.9		 1/32
0.8		   8 1/4
209.5		 8 1/2
215.9		     R 41
            5 7 1/8
190.5		 1/2
12.7		 25/32
19.8		 1/16
1.6		         9 1/2
241.3		 R 42
6             7 1/2
193.7		 1/4
6.4		 11/32
8.7		 1/32
0.8		 8 5/8
219.1		         R 43
          5   7 5/8
193.7		 5/16
7.9		 15/32
11.9		 1/32
0.8		       9
228.6		   R 44
  6 6 6 6     7 5/8
211.1		 5/16
7.9		 15/32
11.9		 1/32
0.8		   9 1/2
241.3		 9 1/2
241.3		     R 45
          6   8 5/16
211.1		 3/8
9.5		 17/32
13.5		 1/16
1.6		       9 3/4
247.6		   R 46
            6 8 5/16
228.6		 1/2
12.7

25/32
19.8

 1/16
1.6		         11
279.4		 R 47
8             9 3/4
247.6		 1/4
6.4		 11/32
8.7		 1/32
0.8
 10 3/4
273.0		         R 48
  8 8 8 8     10 5/8
269.9		 5/16
7.9		 15/32
11.9		 1/32
0.8		   11 7/8
301.6		 12 1/8
308.0		     R 49
          8   10 5/8
269.9		 7/16
11.1		 21/32
16.7		 1/16
1.6		       12 1/2
317.5		   R 50
            8 11
279.4		 9/16
14.3		 29/32
23.0		 1/16
1.6		         13 3/8
339.7		 R 51
10             12
304.8		 1/4
6.4		 11/32
8.7		 1/32
0.8		 13
330.2		         R 52
  10 10 10 10     12 3/4
323.8		 5/16
7.9		 15/32
11.9		 1/32
0.8		   14
355.6		 14 1/4
361.9		     R 53
          10   12 3/4
323.8		 7/16
11.1		 21/32
16.7		 1/16
1.6		       14 5/8
371.5		   R 54
            10 13 1/2
342.9		 11/16
17.5		 1 3/16
30.2 		3/32
2.4		         16 3/4
425.4		 R 55
12             15
381.0		 1/4
6.4		 11/32
8.7		 1/32
0.8		 16
406.4		         R 56
  12 12 12 12     15
381.0		 5/16
7.9		 15/32
11.9		 1/32
0.8		   16 1/4
412.7		 16 1/2
419.1		     R 57
          12   15
381.0		 9/16
14.3		 29/32
23.0		 1/16
1.6		       17 1/4
438.1		   R 58
14             15 5/8
396.9		 1/4
6.4		 11/32
8.7		 1/32
0.8		 16 3/4
425.4		         R 59
  14 14 14     12 16
406.4		 11/16
17.5		 1 5/16
33.3		 3/32
2.4		         19 1/2
495.3		 R 60
        14     16 1/2
419.1		 5/16
7.9		 15/32
11.9		 1/32
0.8		   18
457.2		       R 61
          14   16 1/2
419.1		 7/16
11.1		 21/32
16.7		 1/16
1.6		     18 3/8
466.7		     R 62
              16 1/2
419.1		 5/8
15.9		 1 1/16
27.0		 3/32
2.4		       19 1/4
488.9		   R 63
16             17 7/8
454.0		 1/4
6.4		 11/32
8.7		 1/32
0.8		 19
482.6
         R 64
  16 16 16       18 1/2
469.9		 5/16
7.9		 15/32
11.9		 1/16
0.8		   20
508.0		       R 65
        16     18 1/2
469.9		 7/16
11.1		 21/32
16.7		 3/32
1.6		     20 5/8
523.9		     R 66
          16   18 1/2
469.9		 11/16
17.5		 1 3/16
30.2		 1/32
2.4		       21 1/2
546.1		   R 67
18             20 3/8
517.5		 1/4
6.4		 11/32
8.7		 1/32
0.8		 21 1/2
546.1		         R 68
  18 18 18       21
533.4		 5/16
7.9		 15/32
11.9		 1/16
0.8		   22 5/8       R 69
        18     21
533.4		 1/2
12.7		 25/32
19.8		 3/32
1.6		     23 3/8
593.7		     R 70
          18   21
533.4		 11/16
17.5		 1 3/16
30.2		 1/16
2.4		       24 1/2
612.8		   R 71
20             22
558.8		 1/4
6.4		 11/32
8.7		 1/32
0.8		 23 1/2
596.9		         R 72
  20 20 20       23
584.2		 3/8
9.5		 17/32
13.5		 1/16
1.6		   25
635.0		       R 73
        20     23
584.2		 1/2
12.7		 25/32
19.8		 1/16
1.6		     25 1/2
647.7		     R 74
          20   23
584.2		 11/16
17.5		 1 5/16
33.3		 3/32
2.4		       26 1/2
673.1		   R 75
24             26 1/2
673.1		 1/4
6.4		 11/32
8.7		 1/32
0.8		 28
711.2		         R 76
  24 24 24       27 1/4
692.1		 7/16
11.1		 21/32
16.7		 1/16
1.6		   29 1/2
749.3		       R 77
        24     27 1/4
692.1		 5/8
15.9		 1 1/32
27.0		 1/32
2.4		     30 3/8
771.5		     R 78
          24   27 1/4
692.1		 13/16
20.6		 1 7/16
36.5		 3/32
2.4		       31 1/4
793.7		   R 79
Nominal Pipe Size Large male and Large Tongue Small Male Small Tongue Inside Diameter of Large and Small Tongue Inside Diameter of Large Groove Small Female Small Groove Inside Diameter of Large and Small Groove Height of Large and Small Female and Tongue Depth of Female or Groove Diameter of Raised Face min.
  g S T U W X Y Z     K
1/2" 34.9 18.3 34.9 25.4 36.5 19.8 36.5 23.8 6.4 4.8 46.0
3/4" 42.9 23.8 42.9 33.3 44.4 25.4 44.4 31.7 6.4 4.8 54.0
1" 50.8 30.2 47.6 38.1 52.4 31.7 49.2 36.5 6.4 4.8 61.9
1 1/4" 63.5 38.1 57.1 47.6 65.1 39.7 58.8 46.0 6.4 4.8 74.6
1 1/2" 73.0 44.4 63.5 54.0 74.6 46.0 65.1 52.4 6.4 4.8 84.1
2" 92.1 57.1 82.5 73.0 93.7 58.8 84.1 71.4 6.4 4.8 103.2
2 1/2" 104.8 68.3 95.2 85.7 106.4 693.8 96.8 84.1 6.4 4.8 115.9
3" 127.0 84.1 117.5 108.0 128.6 85.7 119.1 106.4 6.4 4.8 138.1
3 1/2" 139.7 96.8 130.2 120.7 141.3 98.4 131.8 119.1 6.4 4.8 150.8
4" 157.2 109.5 144.5 131.8 158.8 111.1 146.1 130.2 6.4 4.8 168.3
5"
 185.7 136.5 173.0 160.3 187.3 138.1 14.6 158.8 6.4 4.8 196.9
6" 215.9 161.9 203.2 1903. 217.5 163.5 204.8 188.9 6.4 4.8 227.0
8" 269.9 212.7 254.0 238.1 271.5 214.3 255.6 236.5 6.4 4.8 281.0
10" 323.8 266.7 304.8 285.7 325.4 268.3 306.4 284.2 6.4 4.8 335.0
12" 381.0 317.5 361.9 342.9 282.6 319.1 363.5 341.3 6.4 4.8 392.1
14" 412.7 349.2 393.7 374.6 414.3 350.8 395.3 373.1 6.4 4.8 423.9
16" 469.9 400.0 447.7 425.4 471.5 401.6 449.3 423.9 6.4 4.8 481.0
18" 533.4 450.8 511.2 488.9 535.0 452.4 512.8 487.4 6.4 4.8 544.5
20" 584.2 501.6 558.8 533.4 585.8 503.2 560.4 531.8 6.4 4.8 595.3
24" 692.1 603..2 666.7 641.2 693.7 604.8 668.3 639.8 6.4 4.8 703.3

Outside
Diameter O

  

+1.50mm

Inside
Dameter B

 10" and smaller

+0.8 mm -0.00mm
12" and larger

+1.50 mm -0.00 mm

Outside H
Diameter
of Hub at
Point of Welding

5" and smaller

+2.3 mm - 0.8 mm
6" and larger

+ 4.00 mm - 0.8 mm

Thickness Q

 18" and smaller

+3.00 mm - 0.00 mm
20" and larger

+4.80 mm - 0.00 mm

Length Y
Thru Hub

4" and smaller

+1.50 mm - 1.50 mm
10" and smaller

+1.50 mm - 3.00 mm
12" and larger

+3.00 mm - 4.6 mm
Diameter of contact Face (RF) R

10" Raised Face

12" Raised Face

Tongue and Groove Male and Female

+0.8 mm
+0.50 mm
Diameter of contact Face (RF)

10" and smaller

12" and smaller

+1.6 mm
+3.00 mm
Drilling C Bolticircle +1.50 mm
Bolt hole spacing +1.60 mm
Eccentricity of
Bolticircle 2 1/2" and smaller

And Facing 3" and larger
With respect to bore		  

+0.80 mm
+1.60 mm
Diameter of Hub X
At Base		  

+0.8 mm