The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-449-5452, 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 Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 6680-01-449-5452 |
| Primary Part Number | 801359 |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Furnished Data | LIQUID LEVEL |
| Data Furnishing Method | FLOAT BALL |
| Style Designator | DOUBLE-MOUNT, SHIELDED, SIDE OPENING |
| Distance Between Mounting Facility Centers | 48.000 INCHES NOMINAL IN |
| Maximum Temp Rating | 300.0 FAHRENHEIT DEGF |
| Maximum Working Pressure | 215.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 801359 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| VLI-800690 | 5/1 Secondary reference Setra Systems, Inc. Dba Gems Sensors |
NSN 6680-01-449-5452 is a Indicator,sight,liquid, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-449-5452 has 1 manufacturer part number on file: 801359 (Setra Systems, Inc. Dba Gems Sensors).
Key specifications for 801359: Overall Height: 57.000 INCHES NOMINAL IN; Furnished Data: LIQUID LEVEL; Data Furnishing Method: FLOAT BALL; Style Designator: DOUBLE-MOUNT, SHIELDED, SIDE OPENING. 7 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.