| 242-97/12 | KA753 | MINISTRY OF DEFENCE (NAVY) R F ABASE SPARES |
| BS1806-115 | K7766 | BRITISH STANDARDS INSTITUTION |
| J72050-13 | K1152 | WESTINGHOUSE DAVENSET RECTIFIERS LTD |
| BSM48-115 | K7766 | BRITISH STANDARDS INSTITUTION |
| SR1367/2 | KA753 | MINISTRY OF DEFENCE (NAVY) R F ABASE SPARES |