The Chronometer, cataloged under National Stock Number 6645-01-593-8190, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Davtron. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-593-8190 |
| Primary Part Number | M800-28V-NVG-24-BAT |
| Item Name | Chronometer |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Davtron |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 10-03338 | Irwin International, Inc. Dba Irwin International Inc (USA) |
| M800-28V-NVG-24-BAT PRIMARY | Davtron (USA) |
| Reference | Meaning |
|---|---|
| 6645PL1805806 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 0220092 FIND 2 | D/9 Drawing number reference only Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific |
| 10-03338 | 5/9 Secondary reference Aircraft Spruce and Specialty Co a Div of Honeywell Inc |
NSN 6645-01-593-8190 is a Chronometer, manufactured by Davtron, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-593-8190 has 2 manufacturer part numbers on file: 10-03338 (Irwin International, Inc. Dba Irwin International Inc), M800-28V-NVG-24-BAT (Davtron).
Key specifications for M800-28V-NVG-24-BAT: End Item Identification: AN/TSQ-216 SHELTER EXPANDABLE. 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.