Gasket dimensions for flat ring and full face applications

BS EN 1514-1 PN 25

Nominal bore Inner diameter IBC gasket outer diameter Full face gaskets for PN 25 Spigot and recess outer diameter Tongue and groove
Outer diameter Bolt P.C.D. Diameter of bolt holes Number of bolt holes Outer diameter Inner diameter
10 18 45 90 60 14 4 34 34 24
15 22 50 95 65 14 4 39 39 29
20 28 60 105 75 14 4 50 50 36
25 35 70 115 85 14 4 57 57 43
32 43 82 140 100 18 4 65 65 51
40 49 92 150 110 18 4 75 75 61
50 61 107 165 125 18 4 87 87 73
65 77 127 185 145 18 8 109 109 95
80 90 142 200 160 18 8 120 120 106
100 115 168 235 190 22 8 149 149 129
125 141 195 270 220 26 8 175 175 155
150 169 225 300 250 26 8 203 203 183
200 220 285 360 310 26 12 259 259 239
250 274 340 425 370 30 12 312 312 292
300 325 400 485 430 30 16 363 363 343
350 356 457 555 490 33 16 421 421 395
400 407 514 620 550 36 16 473 473 447
450 458 564 670 600 36 20 523 523 473
500 508 624 730 660 36 20 575 575 549
600 610 731 845 770 39 20 675 675 649
700 712 833 960 875 42 24 777 777 751
800 813 942 1085 990 48 24 882 882 856
900 915 1042 1185 1090 48 28 987 987 961
1000 1016 1154 1320 1210 56 28 1092 1092 1062
1100 1120 1254 1420 1310 56 32 – – –
1200 1220 1364 1530 1420 56 32 – – –
1400 1420 1578 1755 1640 62 36 – – –
1500 1520 1688 1865 1750 62 36 – – –
1600 1620 1798 1975 1860 62 40 – – –
1800 1820 200 2195 2070 70 44 – – –
2000 2020 2230 2425 2300 70 48 – – –
2200 2220 – – – – – – – –
2400 2420 – – – – – – – –
2600 2620 – – – – – – – –
2800 2820 – – – – – – – –
3000 3020 – – – – – – – –
3200 3220 – – – – – – – –
3400 3420 – – – – – – – –
3600 3620 – – – – – – – –