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| 25PSW90053FAU | K2193 | S T C TELECOMMUNICATIONS LTD |
| 99PSW90053FAU | K2193 | S T C TELECOMMUNICATIONS LTD |
| BS4183 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4183-TABLE 4 | K7766 | BRITISH STANDARDS INSTITUTION |
| TORP1A1 | U9199 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU (UKNCB)TASKING, DETAILS FOR CANCELLED NSN'S(CSC D) |
| TORP2D2 | U9199 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU (UKNCB)TASKING, DETAILS FOR CANCELLED NSN'S(CSC D) |