The Switch,liquid Level, cataloged under National Stock Number 6680-01-533-4332, 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 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-533-4332 |
| Item Name | Switch,liquid Level |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Actuation Method | BUOYANCY |
| Mounting Dimensions | 2) 9/32 INCH IN DIAMETER MOUNTING HOLES AT 4-1/2 INCHES ON CENTER 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 |
|---|---|
| L150 | 3/9 Design control — primary reference Enovation Controls Llc |
NSN 6680-01-533-4332 is a Switch,liquid Level, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6660-01-574-7523, 4140-01-720-1035. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-533-4332: Actuation Method: BUOYANCY; Overall Height: 122.0 MILLIMETERS NOMINAL MM; Overall Length: 96.0 MILLIMETERS NOMINAL MM; Overall Width: 70.0 MILLIMETERS NOMINAL MM. 2 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.