The Venturi Meter, cataloged under National Stock Number 6680-01-293-2558, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6680-01-293-2558 |
| Item Name | Venturi Meter |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Liquid Flow Rate | 25.0 GALLONS PER MINUTE NOMINAL |
| 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 |
|---|---|
| BIF-89-51240-1-1 | 3/9 Design control — primary reference Leeds and Northrup Co a Unit of General Signal Corp |
| 246180 | 5/9 Secondary reference Leeds and Northrup Co a Unit of General Signal Corp |
| 20183-99 | 5/9 Secondary reference Leeds and Northrup Co a Unit of General Signal Corp |
NSN 6680-01-293-2558 is a Venturi Meter, 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): 4720-01-543-0099. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-293-2558: Liquid Flow Rate: 25.0 GALLONS PER MINUTE NOMINAL; Special Features: 1-1/4IN,NON DEFINED IN; End Item Identification: SEA WATER SERVICE. 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.