The Clock,panel, cataloged under National Stock Number 6645-01-074-2889, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6645-01-074-2889 |
| Item Name | Clock,panel |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Movement Type | ELECTRICAL |
| Current Type | DC |
| Mounting Method | FLUSH |
| Bezel Type | BOLTED |
| Resetting Device Location | FRONT |
| Current Failure Stand-by Device | NOT INCLUDED |
| Increment in Hours | 24.000 |
| Voltage in Volts | 14.0 |
| Shape | SQUARE |
| Illuminated Feature | INCLUDED |
| 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 |
|---|---|
| 811B | 3/9 Design control — primary reference Liquid Air Corp Industrial Gases Div |
NSN 6645-01-074-2889 is a Clock,panel, classified under FSC 6645, Time Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6645-01-270-6806. Verify interchangeability with system specifications before substitution.
Key specifications for 6645-01-074-2889: Overall Height: 2.375 INCHES NOMINAL IN; Movement Type: ELECTRICAL; Current Type: DC; Mounting Method: FLUSH. 10 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.