150 LB. FLANGES - INCHES           150 LB. FLANGES - MILLIMETERS  
Nom.                Y     No. & Nom.                Y     No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 3  1/2   7/16 1 7/8  5/8   5/8 2  3/8 4 - 5/8 12,70 89 11 48 16 16 60 4 - 16
  3/4 3  7/8   1/2 2  1/16   5/8   5/8 2  3/4 4 - 5/8 19,05 98 13 52 16 16 70 4 - 16
1 4  1/4   9/16 2  3/16  11/16  11/16 3  1/8 4 - 5/8 25,40 108 14 56 17 17 79 4 - 16
1 1/4 4  5/8   5/8 2 1/4  13/16  13/16 3  1/2 4 - 5/8 31,75 117 16 57 21 21 89 4 - 16
1 1/2 5  11/16 2  7/16   7/8   7/8 3  7/8 4 - 5/8 38,10 127 17 62 22 22 98 4 - 16
2 6   3/4 2 1/2 1 1      4  3/4 4-3/4 50,80 152 19 64 25 25 121 4-19
2 1/2 7   7/8 2 3/4 1  1/8 1  1/8 5  1/2 4-3/4 63,50 178 22 70 29 29 140 4-19
3 7  1/2  15/16 2 3/4 1  3/16 1  3/16 6      4-3/4 76,20 191 24 70 30 30 152 4-19
3 1/2 8  1/2  15/16 2 13/16 1  1/4 1  1/4 7      8-3/4 88,90 216 24 71 32 32 178 8-19
4 9  15/16 3 1  5/16 1  5/16 7  1/2 8-3/4 101,60 229 24 76 33 33 191 8-19
5 10  15/16 3 1/2 1  7/16 1  7/16 8  1/2 8-7/8 127,00 254 24 89 37 37 216 8-22
6 11 1 3 1/2 1  9/16 1  9/16 9  1/2 8-7/8 152,40 279 25 89 40 40 241 8-22
8 13  1/2 1  1/8 4 1  3/4 1  3/4 11  3/4 8-7/8 203,20 343 29 102 44 44 298 8-22
10 16 1  3/16 4 1 15/16 1 15/16 14  1/4 12-1 254,00 406 30 102 49 49 362 12-25
12 19 1  1/4 4 1/2 2  3/16 2  3/16 17      12-1 304,80 483 32 114 56 56 432 12-25
14 21 1  3/8 5 2  1/4 3  1/8 18  3/4 12-1 1/8 355,60 533 35 127 57 79 476 12-29
16 23  1/2 1  7/16 5 2  1/2 3  7/16 21  1/4 16-1 1/8 406,40 597 37 127 64 87 540 16-29
18 25 1  9/16 5 1/2 2 11/16 3 13/16 22  3/4 16-1 1/4 457,20 635 40 140 68 97 578 16-32
20 27  1/2 1 11/16 5 11/16 2  7/8 4  1/16 25      20-1 1/4 508,00 699 43 144 73 103 635 20-32
24 32 1  7/8 6 3  1/4 4  3/8 29  1/2 20-1 3/8 609,60 813 48 152 83 111 749 20-35
      300 LB. FLANGES - INCHES           300 LB. FLANGES - MILLIMETERS  
Nom.                Y     No. & Nom.                Y     No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 3  3/4   9/16 2  1/16   7/8   7/8 2  5/8 4 - 5/8 12,70 95 14 52 22 22 67 4 - 16
  3/4 4  5/8   5/8 2  1/4 1      1      3  1/4 4 - 3/4 19,05 117 16 57 25 25 83 4 - 19
1 4  7/8  11/16 2  7/16 1  1/16 1  1/16 3  1/2 4 - 3/4 25,40 124 17 62 27 27 89 4 - 19
1 1/4 5  1/4   3/4 2  9/16 1  1/16 1  1/16 3  7/8 4 - 3/4 31,75 133 19 65 27 27 98 4 - 19
1 1/2 6  1/8  13/16 2 11/16 1  3/16 1  3/16 4  1/2 4 -7/8 38,10 156 21 68 30 30 114 4 -22
2 6  1/2   7/8 2  3/4 1  5/16 1  5/16 5      8-3/4 50,80 165 22 70 33 33 127 8-19
2 1/2 7  1/2 1      3      1  1/2 1  1/2 5  7/8 8-7/8 63,50 191 25 76 38 38 149 8-22
3 8  1/4 1  1/8 3  1/8 1 11/16 1 11/16 6  5/8 8-7/8 76,20 210 29 79 43 43 168 8-22
3 1/2 9      1  3/16 3  3/16 1  3/4 1  3/4 7  1/4 8-7/8 88,90 229 30 81 44 44 184 8-22
4 10      1  1/4 3  3/8 1  7/8 1  7/8 7  7/8 8-7/8 101,60 254 32 86 48 48 200 8-22
5 11      1  3/8 3  7/8 2      2      9  1/4 8-7/8 127,00 279 35 98 51 51 235 8-22
6 12  1/2 1  7/16 3  7/8 2  1/16 2  1/16 10  5/8 12-7/8 152,40 318 37 98 52 52 270 12-22
8 15      1  5/8 4  3/8 2  7/16 2  7/16 13      12-1 203,20 381 41 111 62 62 330 12-25
10 17  1/2 1  7/8 4  5/8 2  5/8 3  3/4 15  1/4 16-1 1/8 254,00 445 48 117 67 95 387 16-29
12 20  1/2 2      5  1/8 2  7/8 4      17  3/4 16-1 1/4 304,80 521 51 130 73 102 451 16-32
14 23      2  1/8 5  5/8 3      4  3/8 20  1/4 20-1 1/4 355,60 584 54 143 76 111 514 20-32
16 25  1/2 2  1/4 5  3/4 3  1/4 4  3/4 22  1/2 20-1 3/8 406,40 648 57 146 83 121 572 20-35
18 28      2  3/8 6  1/4 3  1/2 5  1/8 24  3/4 24-1 3/8 457,20 711 60 159 89 130 629 24-35
20 30  1/2 2  1/2 6  3/8 3  3/4 5  1/2 27      24-1 3/8 508,00 775 64 162 95 140 686 24-35
24 36      2  3/4 6  5/8 4  3/16 6      32      24-1 5/8 609,60 914 70 168 106 152 813 24-41
** The 1/4" raised face is not included in the thickness "Y" or "C" ** The 6mm raised face is not included in the thickness "Y" or "C"
      400 LB. FLANGES - INCHES           400 LB. FLANGES - MILLIMETERS  
Nom.             **Y  (See Note Above)   No. & Nom.             **Y  (See Note Above)   No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 3  3/4   9/16 2  1/16   7/8   7/8 2  5/8 4 - 5/8 12,70 95 14 52 22 22 67 4 - 16
  3/4 4  5/8   5/8 2  1/4 1      1      3  1/4 4 - 3/4 19,05 117 16 57 25 25 83 4 - 19
1 4  7/8  11/16 2  7/16 1  1/16 1  1/16 3  1/2 4 - 3/4 25,40 124 17 62 27 27 89 4 - 19
1 1/4 5  1/4  13/16 2  5/8 1  1/8 1  1/8 3  7/8 4 - 3/4 31,75 133 21 67 29 29 98 4 - 19
1 1/2 6  1/8   7/8 2  3/4 1  1/4 1  1/4 4  1/2 4 -7/8 38,10 156 22 70 32 32 114 4 -22
2 6  1/2 1      2  7/8 1  7/16 1  7/16 5      8-3/4 50,80 165 25 73 37 37 127 8-19
2 1/2 7  1/2 1  1/8 3  1/8 1  5/8 1  5/8 5  7/8 8-7/8 63,50 191 29 79 41 41 149 8-22
3 8  1/4 1  1/4 3  1/4 1 13/16 1 13/16 6  5/8 8-7/8 76,20 210 32 83 46 46 168 8-22
3 1/2 9      1  3/8 3  5/8 1 15/16 1 15/16 7  1/4 8-1 88,90 229 35 92 49 49 184 8-25
4 10      1  3/8 3  1/2 2      2      7  7/8 8-1 101,60 254 35 89 51 51 200 8-25
5 11      1  1/2 4      2  1/8 2  1/8 9  1/4 8-1 127,00 279 38 102 54 54 235 8-25
6 12  1/2 1  5/8 4  1/16 2  1/4 2  1/4 10  5/8 12-1 152,40 318 41 103 57 57 270 12-25
8 15      1  7/8 4  5/8 2 11/16 2 11/16 13      12-1 1/8 203,20 381 48 117 68 68 330 12-29
10 17  1/2 2  1/8 4  7/8 2  7/8 4      15  1/4 16-1 1/4 254,00 445 54 124 73 102 387 16-32
12 20  1/2 2  1/4 5  3/8 3  1/8 4  1/4 17  3/4 16-1 3/8 304,80 521 57 137 79 108 451 16-35
14 23      2  3/8 5  7/8 3  5/16 4  5/8 20  1/4 20-1 3/8 355,60 584 60 149 84 117 514 20-35
16 25  1/2 2  1/2 6      3 11/16 5      22  1/2 20-1 1/2 406,40 648 64 152 94 127 572 20-38
18 28      2  5/8 6  1/2 3  7/8 5  3/8 24  3/4 24-1 1/2 457,20 711 67 165 98 137 629 24-38
20 30  1/2 2  3/4 6  5/8 4      5  3/4 27      24-1 5/8 508,00 775 70 168 102 146 686 24-41
24 36      3      6  7/8 4  1/2 6  1/4 32      24-1 7/8 609,60 914 76 175 114 159 813 24-48
** The 1/4" raised face is not included in the thickness "Y" or "C" ** The 6mm raised face is not included in the thickness "Y" or "C"
      600 LB. FLANGES - INCHES           600 LB. FLANGES - MILLIMETERS  
Nom.             **Y  (See Note Above)   No. & Nom.             **Y  (See Note Above)   No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 3  3/4   9/16 2  1/16   7/8   7/8 2  5/8 4 - 5/8 12,70 95 14 52 22 22 67 4 - 16
  3/4 4  5/8   5/8 2  1/4 1      1      6  1/4 4 - 3/4 19,05 117 16 57 25 25 159 4 - 19
1 4  7/8  11/16 2  7/16 1  1/16 1  1/16 3  1/2 4 - 3/4 25,40 124 17 62 27 27 89 4 - 19
1 1/4 5  1/4  13/16 2  5/8 1  1/8 1  1/8 3  7/8 4 - 3/4 31,75 133 21 67 29 29 98 4 - 19
1 1/2 6  1/8   7/8 2  3/4 1  1/4 1  1/4 4  1/2 4 -7/8 38,10 156 22 70 32 32 114 4 -22
2 6  1/2 1      2  7/8 1  7/16 1  7/16 5      8-3/4 50,80 165 25 73 37 37 127 8-19
2 1/2 7  1/2 1  1/8 3  1/8 1  5/8 1  5/8 5  7/8 8-7/8 63,50 191 29 79 41 41 149 8-22
3 8  1/4 1  1/4 3  1/4 1 13/16 1 13/16 6  5/8 8-7/8 76,20 210 32 83 46 46 168 8-22
3 1/2 9      1  3/8 3  3/8 1 15/16 1 15/16 7  1/4 8-1 88,90 229 35 86 49 49 184 8-25
4 10  3/4 1  1/2 4      2  1/8 2  1/8 8  1/2 8-1 101,60 273 38 102 54 54 216 8-25
5 13      1  3/4 4  1/2 2  3/8 2  3/8 10  1/2 8-1 1/8 127,00 330 44 114 60 60 267 8-29
6 14      1  7/8 4  5/8 2  5/8 2  5/8 11  1/2 12-1 1/8 152,40 356 48 117 67 67 292 12-29
8 16  1/2 2  3/16 5  1/4 3      3      13  3/4 12-1 1/4 203,20 419 56 133 76 76 349 12-32
10 20      2  1/2 6      3  3/8 4  3/8 17      16-1 3/8 254,00 508 64 152 86 111 432 16-35
12 22      2  5/8 6  1/8 3  5/8 4  5/8 19  1/4 20-1 3/8 304,80 559 67 156 92 117 489 20-35
14 23  3/4 2  3/4 6  1/2 3 11/16 5      20  3/4 20-1 1/2 355,60 603 70 165 94 127 527 20-38
16 27      3      7      4  3/16 5  1/2 23  3/4 20-1 5/8 406,40 686 76 178 106 140 603 20-41
18 29  1/4 3  1/4 7  1/4 4  5/8 6      25  3/4 20-1 3/4 457,20 743 83 184 117 152 654 20-44
20 32      3  1/2 7  1/2 5      6  1/2 28  1/2 24-1 3/4 508,00 813 89 191 127 165 724 24-44
24 37      4      8      5  1/2 7  1/4 33      24-2 609,60 940 102 203 140 184 838 24-51
** The 1/4" raised face is not included in the thickness "Y" or "C" ** The 6mm raised face is not included in the thickness "Y" or "C"
      900 LB. FLANGES - INCHES           900 LB. FLANGES - MILLIMETERS  
Nom.             **Y  (See Note Above)   No. & Nom.             **Y  (See Note Above)   No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 4  3/4   7/8 2  3/8 1  1/4 1  1/4 3  1/4 4 - 7/8 12,70 121 22 60 32 32 83 4 - 22
  3/4 5  1/8 1      2  3/4 1  3/8 1  3/8 3  1/2 4 - 7/8 19,05 130 25 70 35 35 89 4 -22
1 5  7/8 1  1/8 2  7/8 1  5/8 1  5/8 4      4 - 1 25,40 149 29 73 41 41 102 4 - 25
1 1/4 6  1/4 1  1/8 2  7/8 1  5/8 1  5/8 4  3/8 4 - 1 31,75 159 29 73 41 41 111 4 - 25
1 1/2 7      1  1/4 3  1/4 1  3/4 1  3/4 4  7/8 4 -1 1/8 38,10 178 32 83 44 44 124 4 -29
2 8  1/2 1  1/2 4      2  1/4 2  1/4 6  1/2 8-1 50,80 216 38 102 57 57 165 8-25
2 1/2 9  5/8 1  5/8 4  1/8 2  1/2 2  1/2 7  1/2 8-1 1/8 63,50 244 41 105 64 64 191 8-29
3 9  1/2 1  1/2 4      2  1/8 2  1/8 7  1/2 8-1 76,20 241 38 102 54 54 191 8-25
3 1/2               88,90              
4 11  1/2 1  3/4 4  1/2 2  3/4 2  3/4 9  1/4 8-1 1/4 101,60 292 44 114 70 70 235 8-32
5 13  3/4 2      5      3  1/8 3  1/8 11      8-1 3/8 127,00 349 51 127 79 79 279 8-35
6 15      2  3/16 5  1/2 3  3/8 3  3/8 12  1/2 12-1 1/4 152,40 381 56 140 86 86 318 12-32
8 18  1/2 2  1/2 6  3/8 4      4  1/2 15  1/2 12-1 1/2 203,20 470 64 162 102 114 394 12-38
10 21  1/2 2  3/4 7  1/4 4  1/4 5      18  1/2 16-1 1/2 254,00 546 70 184 108 127 470 16-38
12 24      3  1/8 7  7/8 4  5/8 5  5/8 21      20-1 1/2 304,80 610 79 200 117 143 533 20-38
14 25  1/4 3  3/8 8  3/8 5  1/8 6  1/8 22      20-1 5/8 355,60 641 86 213 130 156 559 20-41
16 27  3/4 3  1/2 8  1/2 5  1/4 6  1/2 24  1/4 20-1 3/4 406,40 705 89 216 133 165 616 20-44
18 31      4      9      6      7  1/2 27      20-2 457,20 787 102 229 152 191 686 20-51
20 33  3/4 4  1/4 9  3/4 6  1/4 8  1/4 29  1/2 24-2 1/8 508,00 857 108 248 159 210 749 24-54
24 41      5  1/2 11  1/2 8      10  1/2 35  1/2 24-2 5/8 609,60 1041 140 292 203 267 902 24-67
** The 1/4" raised face is not included in the thickness "Y" or "C" ** The 6mm raised face is not included in the thickness "Y" or "C"
      1500 LB. FLANGES - INCHES           1500 LB. FLANGES - MILLIMETERS  
Nom.             **Y  (See Note Above)   No. & Nom.             **Y  (See Note Above)   No. &
Pipe O C Weld Slip on Lap Bolt Size of Pipe O C Weld Slip on Lap Bolt Size of
Size INCHES INCHES Neck Thrd. Joint Circle Holes Size mm mm Neck Thrd. Joint Circle Holes
  1/2 4  3/4   7/8 2  3/8 1  1/4 1  1/4 3  1/4 4 - 7/8 12,70 121 22 60 32 32 83 4 - 22
  3/4 5  1/8 1      2  3/4 1  3/8 1  3/8 3  1/2 4 - 7/8 19,05 130 25 70 35 35 89 4 -22
1 5  7/8 1  1/8 2  7/8 1  5/8 1  5/8 4      4 - 1 25,40 149 29 73 41 41 102 4 - 25
1 1/4 6  1/4 1  1/8 2  7/8 1  5/8 1  5/8 4  3/8 4 - 1 31,75 159 29 73 41 41 111 4 - 25
1 1/2 7      1  1/4 3  1/4 1  3/4 1  3/4 4  7/8 4 -1 1/8 38,10 178 32 83 44 44 124 4 -29
2 8  1/2 1  1/2 4      2  1/4 2  1/4 6  1/2 8-1 50,80 216 38 102 57 57 165 8-25
2 1/2 9  5/8 1  5/8 4  1/8 2  1/2 2  1/2 7  1/2 8-1 1/8 63,50 244 41 105 64 64 191 8-29
3 10  1/2 1  7/8 4  5/8 2  7/8 2  7/8 8      8-1 1/4 76,20 267 48 117 73 73 203 8-32
3 1/2               88,90              
4 12  1/4 2  1/8 4  7/8 3  9/16 3  9/16 9  1/2 8-1 3/8 101,60 311 54 124 90 90 241 8-35
5 14  3/4 2  7/8 6  1/8 4  1/8 4  1/8 11  1/2 8-1 5/8 127,00 375 73 156 105 105 292 8-41
6 15  1/2 3  1/4 6  3/4 4 11/16 4 11/16 12  1/2 12-1 1/2 152,40 394 83 171 119 119 318 12-38
8 19      3  5/8 8  3/8 5  5/8 5  5/8 15  1/2 12-1 3/4 203,20 483 92 213 143 143 394 12-44
10 23      4  1/4 10      6  1/4 7      19      12-2 254,00 584 108 254 159 178 483 12-51
12 26  1/2 4  7/8 11  1/8 7  1/8 8  5/8 22  1/2 16-2 1/8 304,80 673 124 283 181 219 572 16-54
14 29  1/2 5  1/4 11  3/4   9  1/2 25      16-2 3/8 355,60 749 133 298 0 241 635 16-60
16 32  1/2 5  3/4 12  1/4   10  1/4 27  3/4 16 - 2 5/8 406,40 826 146 311 0 260 705 16 - 67
18 36      6  3/8 12  7/8   10  7/8 30  1/2 16- 2 7/8 457,20 914 162 327 0 276 775 16- 73
20 38  3/4 7      14        11  1/2 32  3/4 16-3 1/8 508,00 984 178 356 0 292 832 16-79
24 46      8      16        13      39      16 -3 5/8 609,60 1168 203 406 0 330 991 16 -92