| 1Z5478 | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 1Z5478 | U2086 | G E C AVIONICS LTD |
| 1Z5478-2403-2 | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 1Z5478B | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 1Z5478B | U2086 | G E C AVIONICS LTD |
| 1Z5478-2403-2 | U2086 | G E C AVIONICS LTD |
| BS1981- TABLE 4 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1981-TABLE 4 1/4 UNC X 5/8 | K7766 | BRITISH STANDARDS INSTITUTION |
| TABLE 4 | K7766 | BRITISH STANDARDS INSTITUTION |