| 17-27B | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| 200-273-4490 | U1068 | TRELLEBORG SEALING SOLUTIONS (UK)LTD |
| 85-57-27-700-5744 | K4244 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
| BS1806-273 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-273 | K7766 | BRITISH STANDARDS INSTITUTION |