The Meter,time Totalizing, cataloged under National Stock Number 6645-01-431-4545, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Electrodynamics Inc Div L3harris Electrodynamics Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-431-4545 |
| Primary Part Number | D16C8CD-538 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Electrodynamics Inc Div L3harris Electrodynamics Inc |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Current Type | DC |
| Terminal Type | WIRE HOOK |
| Hermetic Protection | PROVIDED |
| Body Length | 1.094 INCHES NOMINAL IN |
| Reset Feature | NOT PROVIDED |
| Voltage Rating | 10.0 VOLTS MINIMUM AND 34.0 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 |
| Part Number | Manufacturer |
|---|---|
| D16C8CD-538 PRIMARY | Electrodynamics Inc Div L3harris Electrodynamics Inc (USA) |
| Reference | Meaning |
|---|---|
| G19748 | C/1 Advisory reference — outside the item-of-supply concept Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc |
| G19748 | 5/9 Secondary reference U.S. Government activity |
| G19748 | 5/9 Secondary reference Airpax Corp Ft Lauderdale Div a North American Philips Co |
NSN 6645-01-431-4545 is a Meter,time Totalizing, manufactured by Electrodynamics Inc Div L3harris Electrodynamics Inc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-431-4545 has 1 manufacturer part number on file: D16C8CD-538 (Electrodynamics Inc Div L3harris Electrodynamics Inc).
Key specifications for D16C8CD-538: Terminal Quantity: 2; Current Type: DC; Terminal Type: WIRE HOOK; Hermetic Protection: PROVIDED. 7 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.