The Speedometer, cataloged under National Stock Number 6680-01-256-8741, 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 Phaostron Instrument and Electronic Company. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Speedometer |
| FSC / FSG | 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66) |
| Manufacturers | Phaostron Instrument and Electronic Company (CAGE 77221); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 6680-01-256-8741 |
| Primary Part Number | 2756A432-0424-117 |
| Item Name | Speedometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2756A432-0424-117 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| 401-5216300 ITEM 18 PRIMARY | Naval Sea Systems Command (USA) |
| 1058-18963 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| Reference | Meaning |
|---|---|
| 2756A/432-0424-117 | 5/2 Secondary reference U.S. Government activity |
NSN 6680-01-256-8741 is a Speedometer, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-256-8741 has 3 manufacturer part numbers on file: 2756A432-0424-117 (Phaostron Instrument and Electronic Company), 401-5216300 ITEM 18 (Naval Sea Systems Command), 1058-18963 (Phaostron Instrument and Electronic Company).
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.