The Meter,time Totalizing, cataloged under National Stock Number 6645-01-210-4388, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-210-4388 |
| Primary Part Number | D46B8CE |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc |
| Status | ACTIVE |
| Electrical Movement Type | SYNCHRONOUS MOTOR |
| Body Diameter | 0.650 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Indicator Type | DRUM REGISTER |
| Terminal Quantity | 2 |
| Background Color | DULL BLACK BACKGROUND |
| Movement Type | ELECTRICAL |
| Current Type | DC |
| Terminal Type | SOLDER HOOK |
| Mounting Method | SEMIFLUSH |
| Smallest Increment Indicated | 1.00 |
| Marking Color | WHITE NUMERALS |
| Maximum Measurement | 9999.00 |
| Hermetic Protection | PROVIDED |
| Mounting Flange Width | 1.312 INCHES NOMINAL IN |
| Unit Type | MOUNTED |
| Reset Feature | NOT PROVIDED |
| Mounting Configuration | TWO 0.125 IN. DIA MTG HOLES SPACED 1.000 IN. APART C TO C IN |
| Flange Height | 0.938 INCHES MAXIMUM IN |
| Body Depth | 1.094 INCHES NOMINAL IN |
| Mounting Type | FLANGE |
| Voltage Rating | 6.0 VOLTS NOMINAL |
| Measurement Unit | HOURS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 6645-01-210-4388 is a Meter,time Totalizing, manufactured by Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-210-4388 has 2 manufacturer part numbers on file: D46B8CE (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc), D46B8CE (Electrodynamics Inc Div L3harris Electrodynamics Inc).
Key specifications for D46B8CE: Electrical Movement Type: SYNCHRONOUS MOTOR; Body Diameter: 0.650 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN; Indicator Type: DRUM REGISTER; Terminal Quantity: 2. 22 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.