The Meter,time Totalizing, cataloged under National Stock Number 6645-01-563-6563, 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of the Instruments and Laboratory Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-563-6563 |
| Item Name | Meter,time Totalizing |
| 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 |
|---|---|
| 6645PL1001463 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 83503 | 3/9 Design control — primary reference Stewart Warner Alemite Sales Co Inc a Stewart-Warner Co |
NSN 6645-01-563-6563 is a Meter,time Totalizing, classified under FSC 6645, Time Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-616-0781. Verify interchangeability with system specifications before substitution.
Key specifications for 6645-01-563-6563: Part Name Assigned by Controlling Agency: 24V HOURMETER V; End Item Identification: 2330-01-556-9648:INTEGRATED TRAILER,ECU AND GENERATOR. 0 specifications are documented in the U.S. Government catalog.
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.