The Timer,sequential, cataloged under National Stock Number 6645-01-004-0803, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Timer,sequential |
| FSC / FSG | 6645 — Time Measuring Instruments (FSG 66) |
| Parameter | Value |
|---|---|
| NSN | 6645-01-004-0803 |
| Item Name | Timer,sequential |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 72192PC6 | 5/9 Secondary reference Psb Industries Inc Dba General Air Division |
| 72039 | 3/9 Design control — primary reference Psb Industries Inc Dba General Air Division |
NSN 6645-01-004-0803 is a Timer,sequential, classified under FSC 6645, Time Measuring Instruments. Status: active.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.