The Clock,panel, cataloged under National Stock Number 6645-01-274-3383, 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10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6645-01-274-3383 |
| Item Name | Clock,panel |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Central Point Regulation | NOT PROVIDED |
| Self-Start Feature | NOT INCLUDED |
| Movement Type | ELECTRICAL |
| Current Type | DC |
| Second Hand Type | SWEEP |
| Current Failure Stand-by Device | NOT INCLUDED |
| Voltage in Volts | 24.0 |
| Dial Scale Marking Luminosity | LUMINOUS |
| Nonmagnetic Characteristic | NOT INCLUDED |
| Material | ALUMINUM CASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M87979-1 | 2/2 Government specification standardization U.S. Government activity |
| PDMME367-1 | 5/9 Secondary reference Waltham Clock Co Inc |
| MIL-C-87979 | 4/1 Identification reference U.S. Government activity |
| 1008 | 5/9 Secondary reference Waltham Clock Co Inc |
NSN 6645-01-274-3383 is a Clock,panel, classified under FSC 6645, Time Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6645-01-274-3384. Verify interchangeability with system specifications before substitution.
Key specifications for 6645-01-274-3383: Central Point Regulation: NOT PROVIDED; Self-Start Feature: NOT INCLUDED; Movement Type: ELECTRICAL; Current Type: DC. 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.
NSN 6645-01-274-3383 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.