| 1151933 | K5562 | S T C TELECOMMUNICATIONS LTD |
| 1151933 | U4756 | CASSIDIAN LIMITED |
| 17-27B | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| D1510M | K5562 | S T C TELECOMMUNICATIONS LTD |
| BS1806-022 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-022 | K7766 | BRITISH STANDARDS INSTITUTION |
| LP1151933 | K0013 | HALL AND HALL LTD |
| LP1151933 | U4330 | HALLITE SEALS INTERNATIONAL LTD T/A I POLYTEK |
| D1510M | U4756 | CASSIDIAN LIMITED |