| AS4875 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MIL-F-5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| NAS551-4D | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION |
| NAS551-4D | 22995 | CROWN FITTING CO INC |
| NAS551-4D | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| NAS551-4DH | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION |
| NAS551-4DH | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |