The Clock,panel, cataloged under National Stock Number 6645-01-678-9750, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Davtron. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-678-9750 |
| Primary Part Number | M800-28-B |
| Item Name | Clock,panel |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Davtron |
| Status | ACTIVE |
| Central Point Regulation | NOT PROVIDED |
| Self-Start Feature | INCLUDED |
| Movement Type | ELECTRICAL |
| Current Type | DC |
| Usage Design | AIRCRAFT |
| Second Hand Type | ANY ACCEPTABLE |
| Current Failure Stand-by Device | NOT INCLUDED |
| Chime Mechanism | INCLUDED |
| Voltage in Volts | 12.0 AND 30.0 |
| Dial Quantity | 1 |
| Illuminated Feature | INCLUDED |
| Dial Scale Marking Luminosity | LUMINOUS |
| Nonmagnetic Characteristic | NOT INCLUDED |
| Material | PLASTIC CASE |
| Prime Mover Type | CRYSTAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M800-28-B PRIMARY | Davtron (USA) |
NSN 6645-01-678-9750 is a Clock,panel, manufactured by Davtron, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-678-9750 has 1 manufacturer part number on file: M800-28-B (Davtron).
Key specifications for M800-28-B: Overall Height: 2.375 INCHES NOMINAL IN; Central Point Regulation: NOT PROVIDED; Self-Start Feature: INCLUDED; Movement Type: ELECTRICAL. 15 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.