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| 216344 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
| CPW8797 | 79172 | SIEMENS WATER TECHNOLOGIES CORP. DIV WALLACE & TIERNAN PRODUCTS |
| 45-5600-015-055 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY |
| ASTMA733 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
| MPD9576-58-40 | 91340 | MET-PRO CORPORATION |
| WWN351 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| MS51953-177 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |