Gaskets for use with BS10 Flanges
BS10 Table K
Nominal Bore
(inches) |
I.B.C. Gasket |
Full Face gasket |
| OD x ID (mm) |
OD x ID (mm) |
Number of
Bolt Holes |
Hole Diameter
(mm) |
Bolt P.C.D.
(mm) |
| 1/2 |
65 x 21 |
114 x 21 |
4 |
18 |
83 |
| 3/4 |
65 x 27 |
114 x 27 |
4 |
18 |
83 |
| 1 |
78 x 34 |
127 x 34 |
4 |
18 |
95 |
| 1 1/4 |
81 x 43 |
133 x 43 |
4 |
18 |
98 |
| 1 1/2 |
92 x 48 |
152 x 48 |
4 |
22 |
114 |
| 2 |
110 x 60 |
165 x 60 |
8 |
18 |
127 |
| 2 1/2 |
124 x 76 |
184 x 76 |
8 |
22 |
146 |
| 3 |
143 x 89 |
203 x 89 |
8 |
22 |
165 |
| 3 1/2 |
159 x 102 |
229 x 102 |
8 |
25 |
184 |
| 4 |
171 x 114 |
241 x 114 |
8 |
25 |
197 |
| 5 |
210 x 140 |
279 x 140 |
12 |
25 |
235 |
| 6 |
235 x 168 |
305 x 168 |
12 |
25 |
260 |
| 7 |
264 x 191 |
343 x 191 |
12 |
29 |
292 |
| 8 |
289 x 216 |
368 x 216 |
12 |
29 |
318 |
| 9 |
327 x 241 |
406 x 241 |
16 |
29 |
356 |
| 10 |
352 x 270 |
432 x 270 |
16 |
29 |
381 |
| 12 |
400 x 321 |
489 x 321 |
16 |
29 |
432 |
| 13 |
448 x 346 |
546 x 346 |
16 |
35 |
483 |
| 14 |
473 x 371 |
572 x 371 |
16 |
35 |
508 |
| 15 |
505 x 397 |
603 x 397 |
20 |
35 |
540 |