| 400240 | 0Y4A4 | WALTHAM AIRCRAFT CLOCK CORP |
| 400240 | 6V542 | WALTHAM AIRCRAFT CLOCK CORPORATION DIV PRIME TIME CLOCKS |
| 433220 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
| 925659-02 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
| 400240 | 79300 | WALTHAM CLOCK CO INC |
| 86400-1110 | 98810 | AEROSONIC LLC |
| MC7545 | 11824 | MACLEOD INSTRUMENT CORP |
| DAA3293P197-101 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP |
| 925669-04 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
| ABU11A | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MIL-C-38207 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |