| 107155 | 21753 | KEUFFEL AND ESSER CANADA INC |
| 107155 | 74067 | KEUFFEL AND ESSER CO |
| 109155 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 109155 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| 891710 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| 109155 | 74067 | KEUFFEL AND ESSER CO |
| A-A-2946 | 58536 | FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| A-A-2946 TY4 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
| UU-P-00561 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |