| 0.375-16UNC-2AX0.500 NICUAL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| 721-8541931-41 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 854193 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 8541931 REV M | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 8541931/SHEET 24 PN 41 | 96169 | ELECTRIC BOAT CORPORATION |
| R861-1524-41 | 96169 | ELECTRIC BOAT CORPORATION |