| 100-233-1190 | U1068 | TRELLEBORG SEALING SOLUTIONS (UK)LTD |
| 17-27B | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| BS1806-233 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-233 | K7766 | BRITISH STANDARDS INSTITUTION |
| GD2413 | U1068 | TRELLEBORG SEALING SOLUTIONS (UK)LTD |
| P9001 | U2089 | NICE CTI SYSTEMS UK LTD |