| 139P40 | K0250 | WORDSWORTH HOLDINGS PLC |
| 17-27B | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| R179 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| R6300ML5372 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| BS1806-337 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-337 | K7766 | BRITISH STANDARDS INSTITUTION |