| Designation | UL644 |
| Status | Active |
| Last Update | 2024-08-13 |
| Last Document Update | None |
| Publisher | Defense Standardization Program Office |
| FSG-81 |
| FSC-8120 |
| Document Category |
| Underwriters Laboratories (UL) |
| Version | Date | Distribution Statement | Access | Pages |
|---|---|---|---|---|
| Notice - Adoption, Tier 2 | 1986-04-15 | A | Public | 1 |
| Service | Organization | Code |
|---|---|---|
| Lead Standardization Activity | DLA Aviation - Richmond | GS |
| Preparing Activity | Naval Facilities Engineering Command | YD |
| Air Force | Air Force Petroleum Office (AFPET/PTP) | 68 |
| Army | US Army Combat Capabilities Development Command, C5ISR Center | CR4 |
| Navy | Naval Facilities Engineering Command | YD |