| 3551-4 | 01556 | STANLEY ENGINEERED FASTENING LLC |
| 528-4N | 01556 | STANLEY ENGINEERED FASTENING LLC |
| 7551-4 | 01556 | STANLEY ENGINEERED FASTENING LLC |
| 8390016 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
| MIL-T-21309 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MIL-T-21309TY3CL1ST | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |