The Photo Tachometer, cataloged under National Stock Number 6680-01-067-6568, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-067-6568 |
| Item Name | Photo Tachometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| General Characteristics Item Description | PORTABLE; BATTERY OPERATED; CASE IMPACT RESISTANT PLASTIC; PORM 2 PER CENT ACCURACY; CORE MAGNET MOVEMENT; RANGES 1500-5000-15000-50000 RPM; 0 T O 40 DEG C OPERATING TEMPERATURE; SUP PLY VOLTAGE INDICATING INSTRUMENT ONE 9 V BATTERY,PICK-UP HEAD TWO 1.5 V BATTERIES; HORIZONTAL WORKING POSITION V |
| 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 |
|---|---|
| 410 | 3/9 Design control — primary reference Simpson Electric Company, Inc. |
NSN 6680-01-067-6568 is a Photo Tachometer, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-067-6568: General Characteristics Item Description: PORTABLE; BATTERY OPERATED; CASE IMPACT RESISTANT PLASTIC; PORM 2 PER CENT ACCURACY; CORE MAGNET MOVEMENT; RANGES 1500-5000-15000-50000 RPM; 0 T O 40 DEG C OPERATING TEMPERATURE; SUP PLY VOLTAGE INDICATING INSTRUMENT ONE 9 V BATTERY,PICK-UP HEAD TWO 1.5 V BATTERIES; HORIZONTAL WORKING POSITION V. 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.