The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-550-2898, 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6680-01-550-2898 |
| Primary Part Number | 83180-053 |
| 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 |
| Maximum Temp Rating | 750.0 FAHRENHEIT DEGF |
| 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 |
|---|---|
| 83180-053 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| 164K0240-1 | 5/2 Secondary reference U.S. Government activity |
NSN 6680-01-550-2898 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 6680-01-550-2898 has 1 manufacturer part number on file: 83180-053 (Setra Systems, Inc. Dba Gems Sensors).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-551-2898. Verify interchangeability with system specifications before substitution.
Key specifications for 83180-053: Maximum Temp Rating: 750.0 FAHRENHEIT DEGF; Special Features: HIGH TEMP VISUAL LEVEL INDICATOR HAVING 53.0 INCHES OF INDICATION; HAVING 10-30 VDC; 3/8" RESOLUTION; STANDARD PIPE MOUNTING; ADJACENT LOCATION/POSITION (FROM FLAG ASSEMBLY) VDC; Part Name Assigned by Controlling Agency: (INAVY) TRANSMITTER ASSEMBLY, HIGH TEMP, VLI, CSA, EP WITH 4-20MA CONVERTER; End Item Identification: INDICATOR LIQUID LEVEL SURSITE MDL VLI-89260 80802. 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.