The Meter,time Totalizing, cataloged under National Stock Number 6645-00-003-2897, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6645-00-003-2897 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Status | ACTIVE |
| Body Diameter | 2.187 INCHES NOMINAL IN |
| Indicator Type | DIGITAL COUNTER |
| Terminal Quantity | 2 |
| Background Color | BLACK BACKGROUND ON HR WHEELS,WHITE BACKGROUND ON TENTHS WHEEL |
| Movement Type | ELECTRICAL |
| Current Type | AC |
| Terminal Type | WIRE LEAD |
| Mounting Method | FLUSH |
| Body Width | 2.187 INCHES NOMINAL IN |
| Smallest Increment Indicated | 0.10 |
| Operating Frequency | 60.0 HERTZ NOMINAL |
| Marking Color | WHITE NUMERALS FOR THOUSANDS,BLACK NUMERALS FOR TENTHS |
| Maximum Measurement | 99999.90 |
| Hermetic Protection | NOT PROVIDED |
| Body Length | 2.863 INCHES NOMINAL IN |
| Mounting Flange Width | 2.375 INCHES NOMINAL IN |
| Unit Type | MOUNTED |
| Reset Feature | NOT PROVIDED |
| Mounting Configuration | FOUR HOLES SPACED 1.880 IN. ON 90 DEG. ANGLE OF A SQUARE IN |
| Flange Height | 0.213 INCHES NOMINAL IN |
| Mounting Flange Diameter | 2.375 INCHES NOMINAL IN |
| Material | PLASTIC CASE |
| Body Depth | 2.650 INCHES NOMINAL IN |
| Voltage Rating | 115.0 VOLTS MINIMUM AND 120.0 VOLTS MAXIMUM |
| 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 |
| Reference | Meaning |
|---|---|
| 635YS100AA0008A | 3/9 Design control — primary reference Cramer Co Division of Chestnut Group Inc |
NSN 6645-00-003-2897 is a Meter,time Totalizing, classified under FSC 6645, Time Measuring Instruments. Status: active.
Key specifications for 6645-00-003-2897: Body Diameter: 2.187 INCHES NOMINAL IN; Indicator Type: DIGITAL COUNTER; Terminal Quantity: 2; Background Color: BLACK BACKGROUND ON HR WHEELS,WHITE BACKGROUND ON TENTHS WHEEL. 25 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.