| A230 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| ASTM | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
| ASTM A230 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
| ASTMA230 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS |
| MILW21081 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |