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| 1173AANDB | 70371 | ADVANCED TECHNICAL CERAMICS COMPANY |
| 8613-1AND2 | 78616 | CARBORUNDUM CO THE REFRACTORIES AND ELECTRONICS DIV LATROBE PLANT |
| SL8609-7AND8 | 78616 | CARBORUNDUM CO THE REFRACTORIES AND ELECTRONICS DIV LATROBE PLANT |
| MILI23264-16 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| NL422W41-002ANDNL422 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |