| 0S21 | K5924 | BESTOBELL SEALS LTD |
| 154020 | K1866 | AEROQUIP-VICKERS LTD |
| 1E216 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| 154020 | K4413 | EATON LIMITED |
| BS1806-216 | K7766 | BRITISH STANDARDS INSTITUTION |
| 5330-857177 | U1278 | MINISTRY OF DEFENCE NAVY |
| CPF01785 | K0189 | KONGSBERG MARITIME LIMITED |
| R4112HL1026 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17-1E216 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| PH64601-21 | K2059 | MARCONI BROOMFIELD LTD |
| BSM48-216 | K7766 | BRITISH STANDARDS INSTITUTION |