# NSN 6680-01-561-8199: Glass, Liquid Sight Indicator, Fla

NSN 6680-01-561-8199 (also written 6680015618199; NIIN 01-561-8199) is a glass, liquid sight indicator, fla in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6680-01-561-8199 (6680015618199)
- NIIN: 01-561-8199 (015618199)
- Item name: GLASS,LIQUID SIGHT INDICATOR,FLA
- Federal Supply Class: [FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments](https://nsnexplorer.com/fsc/6680/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | HELICOPTER,ATTACK,NSN 1520-01-355-8250 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| E131116711 | 01359 | TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| E131116711 | 11599 | TRIUMPH ENGINE CONTROL SYSTEMS LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| E13116710-01 | 01359 | TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6680015618199&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680015618199
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/6680-01-561-8199/
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