| 17-27-347 | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
| 347 | K7766 | BRITISH STANDARDS INSTITUTION |
| QD1004-347 | C0202 | PALL GMBH |
| BS1806-347 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-347 | K7766 | BRITISH STANDARDS INSTITUTION |
| QD1004-347 | U0088 | PALL AEROSPACE A DIVISION OF PALL EUROPE LTD |