The Tachometer,fiberoptic, cataloged under National Stock Number 6680-01-072-1884, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-072-1884 |
| Item Name | Tachometer,fiberoptic |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| General Characteristics Item Description | TACHOMETER OPERATES BY DETECTING REFLECTED LIGHT RATHER THAN A METALLIC OR MAGNETIC TARGET;OPERATING DISTANCE 0.25 TO 18.0;SPEED RANGE 0.02 PPS TO ABOVE 6,000 PPS;CONTAINS AMPLIFIERS AND OUTPUT CIRCUITRY,BATTERY CHARGER,LIGHT SENSOR,LIGHT SOURCE,POWER SUPPLY; 2.625 IN. W;7,000 IN. D;4.125 IN H IN |
| 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 |
|---|---|
| SD43-GPT-1 | 5/9 Secondary reference Henley Marine, Inc |
| SD43-GPT-1 | 5/9 Secondary reference Scientific-Atlanta Inc Signal Processing Systems Div |
| SA430 | 3/9 Design control — primary reference Scientific-Atlanta Inc Signal Processing Systems Div |
NSN 6680-01-072-1884 is a Tachometer,fiberoptic, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-072-1884: General Characteristics Item Description: TACHOMETER OPERATES BY DETECTING REFLECTED LIGHT RATHER THAN A METALLIC OR MAGNETIC TARGET;OPERATING DISTANCE 0.25 TO 18.0;SPEED RANGE 0.02 PPS TO ABOVE 6,000 PPS;CONTAINS AMPLIFIERS AND OUTPUT CIRCUITRY,BATTERY CHARGER,LIGHT SENSOR,LIGHT SOURCE,POWER SUPPLY; 2.625 IN. W;7,000 IN. D;4.125 IN H IN. 1 specification is 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.