| 0S44 | U2164 | JAMES WALKER & CO LTD |
| 0S44 | U8616 | JAMES WALKER & CO LTD |
| 139P44 | K0250 | WORDSWORTH HOLDINGS PLC |
| 75421 | K4445 | HUNSLET HOLDINGS LTD |
| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| 26TV295 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| R184 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| R6350 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| P5845 | K5777 | HYSTAT SYSTEMS LTD |
| BS1806-341 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-341 | K7766 | BRITISH STANDARDS INSTITUTION |
| OS.44 | U2041 | DEDIENNE LTD |