The Meter,time Totalizing, cataloged under National Stock Number 6645-00-072-1909, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-00-072-1909 |
| Primary Part Number | 610208-1 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Indicator Type | DRUM REGISTER |
| Terminal Quantity | 2 |
| Background Color | BLACK |
| Movement Type | ELECTRICAL |
| Current Type | AC |
| Terminal Type | GLASS SEALED |
| Mounting Method | SEMIFLUSH |
| Body Width | 0.609 INCHES NOMINAL IN |
| Smallest Increment Indicated | 1.00 |
| Operating Frequency | 400.0 HERTZ NOMINAL |
| Marking Color | WHITE |
| Maximum Measurement | 9999.00 |
| Hermetic Protection | PROVIDED |
| Body Length | 0.609 INCHES NOMINAL IN |
| Mounting Flange Width | 1.650 INCHES NOMINAL IN |
| Unit Type | MOUNTED |
| Reset Feature | NOT PROVIDED |
| Mounting Configuration | FOUR 0.106 IN. DIA MTG HOLES SPACED 1.250 IN. APART IN |
| Flange Height | 2.359 INCHES NOMINAL IN |
| Body Depth | 0.562 INCHES NOMINAL IN |
| Voltage Rating | 115.0 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 |
| Part Number | Manufacturer |
|---|---|
| 610208-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| B19236-P9 | 3/9 Design control — primary reference U.S. Government activity |
| 610208-0001 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 6645-00-072-1909 is a Meter,time Totalizing, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-00-072-1909 has 1 manufacturer part number on file: 610208-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 610208-1: Indicator Type: DRUM REGISTER; Terminal Quantity: 2; Background Color: BLACK; Movement Type: ELECTRICAL. 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.