The Meter,time Totalizing, cataloged under National Stock Number 6645-01-407-8312, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-407-8312 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Indicator Type | DIGITAL COUNTER |
| Current Type | AC |
| Operating Frequency | 400.0 HERTZ NOMINAL |
| Mounting Type | FLANGE |
| Voltage Rating | 102.0 VOLTS MINIMUM AND 128.0 VOLTS MAXIMUM |
| 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 |
|---|---|
| M7793/08-001 | 2/2 Government specification standardization U.S. Government activity |
NSN 6645-01-407-8312 is a Meter,time Totalizing, classified under FSC 6645, Time Measuring Instruments. Status: active.
Key specifications for 6645-01-407-8312: Indicator Type: DIGITAL COUNTER; Current Type: AC; Operating Frequency: 400.0 HERTZ NOMINAL; Special Features: OPERATING TEMP:-55 TO +100 DEG C.;READOUT OF METER SHALL BE 9999 HOURS;M7793/8-001 SUPERSEDES AND IS A DIRECT REPLACEMENT FPR MS17325-4 DEGC. 5 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.