The Tachometer,mechanical,fixed Moun, cataloged under National Stock Number 6680-01-124-2263, 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 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-124-2263 |
| Item Name | Tachometer,mechanical,fixed Moun |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Dial Illumination | NOT PROVIDED |
| Totalizing Mechanism | NOT PROVIDED |
| Scale Measurement Unit | REVOLUTIONS PER MINUTE |
| Pointer Quantity | 1 |
| Pointer Movement Direction | LEFT TO RIGHT |
| Mounting Feature Type | FLUSH |
| Unit Type | CENTRIFUGAL |
| Scale Measurement Range | +0.0 TO 1500.0 |
| Ahead-Astern Semaphore | NOT PROVIDED |
| Material | PLASTIC CASE |
| Mounting Type | PANEL |
| 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 |
|---|---|
| B1087 | 3/9 Design control — primary reference Thermotion Corp Dba Thermotion-Madison |
| B1087 | 5/9 Secondary reference Zero-Max, Inc |
NSN 6680-01-124-2263 is a Tachometer,mechanical,fixed Moun, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5915-01-530-3851. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-124-2263: Dial Illumination: NOT PROVIDED; Totalizing Mechanism: NOT PROVIDED; Scale Measurement Unit: REVOLUTIONS PER MINUTE; Pointer Quantity: 1. 11 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.