The Tachometer,electric,nonself-Gene, cataloged under National Stock Number 6680-01-246-5387, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Prestolite Electric Inc Defense Products Div. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6680-01-246-5387 |
| Primary Part Number | 104-528A |
| Item Name | Tachometer,electric,nonself-Gene |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Prestolite Electric Inc Defense Products Div |
| Status | ACTIVE |
| Dial Illumination | PROVIDED |
| Scale Smallest Increment | 10.0 REVOLUTIONS PER MINUTE |
| Scale Measurement Unit | REVOLUTIONS PER MINUTE |
| Scale Measurement Range | +0.0 TO 4000.0 |
| Luminous Scale | PROVIDED |
| Installation Design | FIXED |
| 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 |
|---|---|
| 104-528A PRIMARY | Prestolite Electric Inc Defense Products Div (USA) |
| Reference | Meaning |
|---|---|
| 4-303 | 5/9 Secondary reference Motorola Automotive Electronics |
| 24AT04 | 5/9 Secondary reference Motorola Automotive Electronics |
NSN 6680-01-246-5387 is a Tachometer,electric,nonself-Gene, manufactured by Prestolite Electric Inc Defense Products Div, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-246-5387 has 1 manufacturer part number on file: 104-528A (Prestolite Electric Inc Defense Products Div).
Key specifications for 104-528A: Dial Illumination: PROVIDED; Scale Smallest Increment: 10.0 REVOLUTIONS PER MINUTE; Scale Measurement Unit: REVOLUTIONS PER MINUTE; Scale Measurement Range: +0.0 TO 4000.0. 6 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.