The Meter,time Totalizing, cataloged under National Stock Number 6645-01-185-7683, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Sypris Electronics, Llc. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-185-7683 |
| Primary Part Number | 522166-0001 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Sypris Electronics, Llc |
| Status | ACTIVE |
| Electrical Movement Type | SYNCHRONOUS MOTOR |
| Indicator Type | DRUM REGISTER |
| Terminal Quantity | 2 |
| Background Color | BLACK |
| Movement Type | ELECTRICAL |
| Current Type | DC |
| Terminal Type | HOOK |
| Mounting Method | SEMIFLUSH |
| Body Width | 0.500 INCHES NOMINAL IN |
| Smallest Increment Indicated | 1.00 |
| Marking Color | WHITE |
| Maximum Measurement | 9999.00 |
| Hermetic Protection | PROVIDED |
| Body Length | 0.500 INCHES NOMINAL IN |
| Mounting Flange Width | 1.015 INCHES MAXIMUM IN |
| Unit Type | MOUNTED |
| Reset Feature | NOT PROVIDED |
| Mounting Configuration | FLANGE MTG WITH FOUR 0.125 IN. DIA MTG HOLES,2 ON EA SIDE OF MTR,0.187 IN. APART C TO C IN |
| Flange Height | 1.265 INCHES MAXIMUM IN |
| Body Depth | 2.062 INCHES MAXIMUM IN |
| Mounting Type | FLANGE |
| Voltage Rating | 28.0 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 |
|---|---|
| 522166-0001 PRIMARY | Sypris Electronics, Llc (USA) |
NSN 6645-01-185-7683 is a Meter,time Totalizing, manufactured by Sypris Electronics, Llc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-185-7683 has 1 manufacturer part number on file: 522166-0001 (Sypris Electronics, Llc).
Key specifications for 522166-0001: Electrical Movement Type: SYNCHRONOUS MOTOR; Indicator Type: DRUM REGISTER; Terminal Quantity: 2; Background Color: BLACK. 23 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.